NMMS SAT Matter Around Us Question and answer English medium

 

What is matter composed of?

A. Energy

B. Atoms

C. Cells

D. Waves

✅ Answer: B. Atoms

 

Which element is used in pencil 'lead'?

A. Lead

B. Graphite

C. Zinc

D. Silver

✅ Answer: B. Graphite

 

Graphite is made up of which element?

A. Oxygen

B. Nitrogen

C. Carbon

D. Hydrogen

✅ Answer: C. Carbon

 

What is the smallest particle of carbon that retains the property of carbon?

A. Molecule

B. Compound

C. Carbon atom

D. Electron

✅ Answer: C. Carbon atom

 

What is formed when atoms chemically combine?

A. Element

B. Electron

C. Molecule

D. Ion

✅ Answer: C. Molecule

 

Which gas is made of two oxygen atoms?

A. Ozone

B. Oxygen

C. Nitric Oxide

D. Hydrogen

✅ Answer: B. Oxygen

 

Molecule made of only one atom is called:

A. Diatomic

B. Triatomic

C. Monatomic

D. Polyatomic

✅ Answer: C. Monatomic

 

Which of the following is a monatomic molecule?

A. Nitrogen

B. Helium

C. Oxygen

D. Water

✅ Answer: B. Helium

 

A molecule with two atoms is called:

A. Polyatomic

B. Triatomic

C. Monatomic

D. Diatomic

✅ Answer: D. Diatomic

 

Which of the following is a diatomic molecule?

A. Ozone

B. Phosphate

C. Oxygen

D. Sulphur

✅ Answer: C. Oxygen

 

A molecule with three atoms is called:

A. Monatomic

B. Triatomic

C. Diatomic

D. Compound

✅ Answer: B. Triatomic

 

Which of these is a triatomic molecule?

A. Ozone

B. Helium

C. Nitric Oxide

D. Hydrogen

✅ Answer: A. Ozone

 

Which is a polyatomic molecule?

A. Helium

B. Carbon dioxide

C. Phosphate

D. Nitric oxide

✅ Answer: C. Phosphate

 

Atoms are too small to be seen even with:

A. Binoculars

B. Magnifying glass

C. Optical microscope

D. Telescope

✅ Answer: C. Optical microscope

 

Which of the following is not made of atoms?

A. Water

B. Light

C. Rice

D. Air

✅ Answer: B. Light

 

What is the basic unit of matter?

A. Proton

B. Molecule

C. Atom

D. Neutron

✅ Answer: C. Atom

 

Which of the following can be a compound?

A. Oxygen gas

B. Graphite

C. Water

D. Gold

✅ Answer: C. Water

 

Which of the following is not a triatomic molecule?

A. Carbon dioxide

B. Sulphur dioxide

C. Nitric oxide

D. Ozone

✅ Answer: C. Nitric oxide

 

Which of the following is an element?

A. Phosphate

B. Sulphur

C. Water

D. Carbon dioxide

✅ Answer: B. Sulphur

 

Which is the most abundant atom in the universe?

A. Oxygen

B. Silicon

C. Hydrogen

D. Iron

✅ Answer: C. Hydrogen

 

What percentage of atoms in the universe are hydrogen atoms?

A. 94%

B. 60%

C. 50%

D. 74%

✅ Answer: D. 74%

 

Which are the three most abundant atoms on Earth?

A. Hydrogen, Oxygen, Silicon

B. Iron, Oxygen, Silicon

C. Carbon, Nitrogen, Oxygen

D. Helium, Iron, Sulphur

✅ Answer: B. Iron, Oxygen, Silicon

 

What does a water molecule consist of?

A. 1 hydrogen + 1 oxygen

B. 2 hydrogen + 1 oxygen

C. 2 oxygen + 1 hydrogen

D. 1 oxygen + 1 nitrogen

✅ Answer: B. 2 hydrogen + 1 oxygen

 

Which of the following is a pure substance?

A. Saltwater

B. Soil

C. Air

D. Water

✅ Answer: D. Water

 

What is the simplest form of matter?

A. Compound

B. Atom

C. Mixture

D. Element

✅ Answer: D. Element

 

Common salt is made of:

A. Sodium and Hydrogen

B. Chlorine and Oxygen

C. Sodium and Chlorine

D. Potassium and Oxygen

✅ Answer: C. Sodium and Chlorine

 

Water is a compound of:

A. Hydrogen and Nitrogen

B. Oxygen and Chlorine

C. Hydrogen and Oxygen

D. Carbon and Hydrogen

✅ Answer: C. Hydrogen and Oxygen

 

Which element is used in making crackers?

A. Silicon

B. Magnesium

C. Gallium

D. Sodium

✅ Answer: B. Magnesium

 

Phosphorus is commonly used in:

A. Cement

B. Mobile Phones

C. Firecrackers

D. Fertilizers only

✅ Answer: C. Firecrackers

 

Which element is used in diarrhea medicine?

A. Zinc

B. Bismuth

C. Iron

D. Iodine

✅ Answer: B. Bismuth

 

Which element is used in mobile phones?

A. Sulphur

B. Silicon

C. Gallium

D. Magnesium

✅ Answer: C. Gallium

 

Silicon is used to make:

A. Fertilizers

B. Medicines

C. Computer chips

D. Firecrackers

✅ Answer: C. Computer chips

 

Sulphur is used as:

A. Medicine

B. Fuel

C. Manure

D. Lubricant

✅ Answer: C. Manure

 

How many elements are known till date?

A. 100

B. 94

C. 118

D. 112

✅ Answer: C. 118

 

How many elements occur naturally?

A. 24

B. 92

C. 94

D. 100

✅ Answer: C. 94

 

How many elements are artificially synthesized?

A. 10

B. 24

C. 44

D. 74

✅ Answer: B. 24

 

Which of the following is a compound?

A. Nitrogen

B. Oxygen

C. Sulphur

D. Water

✅ Answer: D. Water

 

Which of the following is a naturally occurring element?

A. Gallium

B. Neptunium

C. Uranium

D. Curium

✅ Answer: C. Uranium

 

Who was the first scientist to use the term "element"?

A. Isaac Newton

B. Robert Hooke

C. Robert Boyle

D. Antoine Lavoisier

✅ Answer: C. Robert Boyle

 

Robert Boyle is best known for which scientific law?

A. Ohm’s Law

B. Boyle’s Law

C. Newton’s Law

D. Charles’s Law

✅ Answer: B. Boyle’s Law

 

What was Robert Boyle a proponent of?

A. Nature of gases only

B. Atomic theory

C. Elemental nature of matter and vacuum

D. Theory of relativity

✅ Answer: C. Elemental nature of matter and vacuum

 

Which of the following is an example of a metal?

A. Oxygen

B. Sulphur

C. Iron

D. Bromine

✅ Answer: C. Iron

 

Which of the following metals is soft?

A. Iron

B. Sodium

C. Zinc

D. Gold

✅ Answer: B. Sodium

 

Which is the only metal that is liquid at room temperature?

A. Zinc

B. Mercury

C. Lead

D. Aluminium

✅ Answer: B. Mercury

 

Which of the following is a good conductor of electricity?

A. Sulphur

B. Carbon

C. Copper

D. Bromine

✅ Answer: C. Copper

 

Which non-metal is a good conductor of electricity?

A. Sulphur

B. Graphite

C. Iodine

D. Bromine

✅ Answer: B. Graphite

 

Diamond is an allotrope of which element?

A. Sulphur

B. Carbon

C. Nitrogen

D. Oxygen

✅ Answer: B. Carbon

 

Which non-metal is liquid at room temperature?

A. Iodine

B. Oxygen

C. Bromine

D. Sulphur

✅ Answer: C. Bromine

 

Which of the following is a gas at room temperature?

A. Sulphur

B. Phosphorus

C. Chlorine

D. Iodine

✅ Answer: C. Chlorine

 

Which of the following is solid at room temperature?

A. Hydrogen

B. Oxygen

C. Carbon

D. Bromine

✅ Answer: C. Carbon

 

Which non-metal is shiny and extremely hard?

A. Graphite

B. Iodine

C. Diamond

D. Chlorine

✅ Answer: C. Diamond

 

Which of these is not malleable?

A. Copper

B. Gold

C. Sulphur

D. Aluminium

✅ Answer: C. Sulphur

 

Which of these is a dull and soft non-metal?

A. Iron

B. Sulphur

C. Mercury

D. Silver

✅ Answer: B. Sulphur

 

Which of these metals is commonly used in electrical wires?

A. Tin

B. Lead

C. Iron

D. Copper

✅ Answer: D. Copper

 

Which element is not solid at room temperature?

A. Iron

B. Mercury

C. Zinc

D. Aluminium

✅ Answer: B. Mercury

 

Which metal is both malleable and ductile?

A. Gold

B. Sulphur

C. Bromine

D. Carbon

✅ Answer: A. Gold

Which of the following is a property of metals?

A. Dull surface

B. Soft texture

C. Lustrous (shiny surface)

D. Poor conductor

✅ Answer: C. Lustrous (shiny surface)

 

Which of the following is a non-metal?

A. Gold

B. Iron

C. Sulphur

D. Silver

✅ Answer: C. Sulphur

 

What type of sound do most metals make when struck?

A. No sound

B. Buzzing sound

C. Ringing sound

D. Dull sound

✅ Answer: C. Ringing sound

 

Non-metals are generally:

A. Shiny and strong

B. Hard and ductile

C. Dull and soft

D. Malleable and brittle

✅ Answer: C. Dull and soft

 

Metals are good conductors of:

A. Sound only

B. Heat and electricity

C. Light and sound

D. Air and heat

✅ Answer: B. Heat and electricity

 

Non-metals are bad conductors of:

A. Electricity

B. Gas

C. Light

D. Sound

✅ Answer: A. Electricity

 

Metalloids show properties of:

A. Only metal

B. Only non-metals

C. Both metals and non-metals

D. Neither metals nor non-metals

✅ Answer: C. Both metals and non-metals

 

Which of the following is a metalloid?

A. Sulphur

B. Phosphorus

C. Silicon

D. Zinc

✅ Answer: C. Silicon

 

Example of a metalloid used in computer chips:

A. Gold

B. Silicon

C. Iron

D. Mercury

✅ Answer: B. Silicon

 

Which of the following is NOT a metalloid?

A. Arsenic

B. Antimony

C. Boron

D. Oxygen

✅ Answer: D. Oxygen

 

What does a chemical symbol represent?

A. A chemical formula

B. One atom of the element

C. A molecule

D. One gram of element

✅ Answer: B. One atom of the element

 

Symbols of elements are accepted by:

A. NASA

B. WHO

C. UNESCO

D. IUPAC

✅ Answer: D. IUPAC

 

From which languages are element names usually derived?

A. Sanskrit or Greek

B. English or Tamil

C. English or Latin

D. Hindi or French

✅ Answer: C. English or Latin

 

Who first used symbols for elements in a specific sense?

A. Berzelius

B. Dalton

C. Rutherford

D. Mendeleev

✅ Answer: B. Dalton

 

According to Dalton, a symbol represents:

A. One molecule

B. One gram of element

C. One atom

D. Chemical reaction

✅ Answer: C. One atom

 

Who suggested using one or two letters from an element’s name as its symbol?

A. Newton

B. Berzelius

C. Lavoisier

D. Galileo

✅ Answer: B. Berzelius

 

What is the symbol of Sodium?

A. S

B. So

C. Na

D. Sd

✅ Answer: C. Na

 

What is the symbol for Iron?

A. Fe

B. Ir

C. In

D. I

✅ Answer: A. Fe

 

Which element has the symbol 'O'?

A. Gold

B. Oxygen

C. Osmium

D. Oxide

✅ Answer: B. Oxygen

 

The name "copper" was derived from which place?

A. China

B. Cyprus

C. Egypt

D. Canada

✅ Answer: B. Cyprus

 

The word “gold” was derived from:

A. The Latin word for white

B. The place where it was found

C. The English word for yellow

D. The symbol of wealth

✅ Answer: C. The English word for yellow

 

Who approves the names of new elements today?

A. UNESCO

B. IUPAC

C. WHO

D. UNDP

✅ Answer: B. IUPAC

 

The symbol of an element generally uses:

A. Three letters

B. Two or three capital letters

C. One or two letters

D. Full name of the element

✅ Answer: C. One or two letters

 

The first letter in a chemical symbol is always written in:

A. Lowercase

B. Bold

C. Italics

D. Uppercase

✅ Answer: D. Uppercase

 

The symbol for Hydrogen is:

A. Hy

B. Hd

C. H

D. Hg

✅ Answer: C. H

 

The symbol for Oxygen is:

A. O

B. Oy

C. Ox

D. Og

✅ Answer: A. O

 

Which of the following elements is not among the six major elements in the human body?

A. Carbon

B. Nitrogen

C. Potassium

D. Phosphorus

✅ Answer: C. Potassium

 

Nearly 99% of the mass of the human body is made up of how many elements?

A. 3

B. 6

C. 5

D. 10

✅ Answer: B. 6

 

Which of the following elements is present in trace amount in the human body?

A. Carbon

B. Oxygen

C. Potassium

D. Calcium

✅ Answer: C. Potassium

 

Which element in air is essential for life?

A. Argon

B. Nitrogen

C. Helium

D. Oxygen

✅ Answer: D. Oxygen

 

Which two elements make up about 99% of the air?

A. Nitrogen and Hydrogen

B. Oxygen and Carbon Dioxide

C. Oxygen and Nitrogen

D. Nitrogen and Methane

✅ Answer: C. Oxygen and Nitrogen

 

Which of the following is a compound?

A. Hydrogen

B. Sodium

C. Water

D. Chlorine

✅ Answer: C. Water

 

Which of the following is used as a fire extinguisher but is made from elements that support fire?

A. Oxygen

B. Hydrogen

C. Water

D. Nitrogen

✅ Answer: C. Water

 

Which compound is formed from two poisonous elements but is safe to eat?

A. Water

B. Carbon dioxide

C. Sodium chloride (common salt)

D. Magnesium chloride

✅ Answer: C. Sodium chloride (common salt)

 

Which of the following gases is present in trace amounts in air?

A. Oxygen

B. Argon

C. Nitrogen

D. Carbon dioxide

✅ Answer: B. Argon

 

Which gas in air supports fire?

A. Hydrogen

B. Oxygen

C. Carbon dioxide

D. Nitrogen

✅ Answer: B. Oxygen

 

What physical state is water at room temperature?

A. Solid

B. Gas

C. Liquid

D. Plasma

✅ Answer: C. Liquid

 

In H₂O, how many hydrogen atoms are present?

A. 1

B. 2

C. 3

D. 0

✅ Answer: B. 2

 

In H₂O, how many oxygen atoms are present?

A. 1

B. 2

C. 0

D. 3

✅ Answer: A. 1

 

What is the chemical formula for cooking salt?

A. NaCl

B. KCl

C. Na₂CO₃

D. HCl

✅ Answer: A. NaCl

 

NaCl contains how many atoms of sodium?

A. 2

B. 0

C. 1

D. 3

✅ Answer: C. 1

 

How many chlorine atoms are in NaCl?

A. 2

B. 3

C. 1

D. 0

✅ Answer: C. 1

 

Ammonia (NH₃) contains how many hydrogen atoms?

A. 2

B. 3

C. 1

D. 4

✅ Answer: B. 3

 

Which element is present in NH₃ other than hydrogen?

A. Nitrogen

B. Oxygen

C. Sodium

D. Chlorine

✅ Answer: A. Nitrogen

 

How many atoms of carbon are in a glucose molecule (C₆H₁₂O₆)?

A. 3

B. 6

C. 12

D. 1

✅ Answer: B. 6

 

How many atoms of hydrogen are present in one glucose molecule?

A. 6

B. 3

C. 12

D. 18

✅ Answer: C. 12

 

Atomicity means:

A. Mass of the atom

B. Number of electrons

C. Number of atoms in one molecule

D. Number of protons

✅ Answer: C. Number of atoms in one molecule

 

What is the atomicity of O₂ (oxygen molecule)?

A. 1

B. 2

C. 3

D. 4

✅ Answer: B. 2

 

Which of these elements exists as a diatomic molecule?

A. Sulphur

B. Carbon

C. Oxygen

D. Phosphorus

✅ Answer: C. Oxygen

 

What is the atomicity of phosphorus (P₄)?

A. 2

B. 4

C. 6

D. 8

✅ Answer: B. 4

 

What is the atomicity of sulphur (S₈)?

A. 8

B. 4

C. 2

D. 6

✅ Answer: A. 8

 

How many atoms are present in one molecule of H₂SO₄ (Sulphuric Acid)?

A. 6

B. 7

C. 8

D. 5

✅ Answer: B. 7

 

Atomicity of water (H₂O) is:

A. 1

B. 2

C. 3

D. 4

✅ Answer: C. 3

 

Which of the following molecules has an atomicity of 7?

A. H₂O

B. NaCl

C. H₂SO₄

D. NH₃

✅ Answer: C. H₂SO₄

 

The process of increase in volume of a solid when heated is called:

A. Conduction

B. Convection

C. Expansion

D. Radiation

✅ Answer: C. Expansion

 

Which state of matter has particles arranged very closely?

A. Gas

B. Liquid

C. Plasma

D. Solid

✅ Answer: D. Solid

 

Which of the following molecules has more than one type of atom?

A. O₂

B. H₂

C. NaCl

D. S₈

✅ Answer: C. NaCl

 

What is conserved during heating?

A. Volume

B. Energy

C. Mass

D. Temperature

✅ Answer: C. Mass

 

Which process is an example of change in state of matter?

A. Evaporation

B. Melting of ice

C. Expansion

D. Diffusion

✅ Answer: B. Melting of ice

 

What happens to matter during melting, boiling, and freezing?

A. Shape changes

B. Mass changes

C. State changes

D. Color changes

✅ Answer: C. State changes

 

What helps particles to overcome the forces of attraction during heating?

A. Light

B. Pressure

C. Energy

D. Volume

✅ Answer: C. Energy

 

At what temperature does solid ice melt to become liquid water?

A. 0°C

B. 100°C

C. -10°C

D. 50°C

✅ Answer: A. 0°C

 

Which of the following is a change of state from liquid to gas?

A. Melting

B. Boiling

C. Freezing

D. Condensation

✅ Answer: B. Boiling

 

Which change of state involves gas turning into liquid?

A. Freezing

B. Melting

C. Condensation

D. Evaporation

✅ Answer: C. Condensation

 

What is the smallest particle of an element?

A. Molecule

B. Atom

C. Cell

D. Nucleus

✅ Answer: B. Atom

 

Which is the simplest chemical substance?

A. Compound

B. Solution

C. Mixture

D. Element

✅ Answer: D. Element

 

What is formed when atoms combine together?

A. Cells

B. Particles

C. Molecules

D. Neutrons

✅ Answer: C. Molecules

 

What is a compound made of?

A. One type of atom

B. Two or more elements chemically bonded

C. Two gases

D. Mixture of solids

✅ Answer: B. Two or more elements chemically bonded

 

What is a chemical symbol?

A. Full name of an element

B. A short representation of an element

C. The mass of an element

D. The size of an atom

✅ Answer: B. A short representation of an element

 

Which is a pure substance made of one type of atom?

A. Compound

B. Mixture

C. Solution

D. Element

✅ Answer: D. Element

 

What do molecules of an element consist of?

A. Different types of atoms

B. One type of atom only

C. One atom only

D. No atoms

✅ Answer: B. One type of atom only

 

What do molecules of a compound contain?

A. Same type of atom

B. Only metals

C. Different types of atoms

D. Electrons only

✅ Answer: C. Different types of atoms

 

What percentage of air is made up of nitrogen and oxygen molecules?

A. 50%

B. 25%

C. 99%

D. 10%

✅ Answer: C. 99%

 

What explains the heating effect of solid, liquid and gas?

A. Particle theory of motion

B. Particulate nature of matter

C. Gravity

D. Magnetism

✅ Answer: B. Particulate nature of matter

 

 

 

What is a molecule made of?

A. Ions

B. Atoms chemically combined

C. Protons only

D. Symbols

✅ Answer: B. Atoms chemically combined

 

Which of the following can be represented using a chemical formula?

A. Cell

B. Heat

C. Molecule

D. Sound

✅ Answer: C. Molecule

 

What state of matter has particles vibrating in fixed positions?

A. Liquid

B. Gas

C. Plasma

D. Solid

✅ Answer: D. Solid

 

Which state of matter has particles that move freely and randomly?

A. Solid

B. Liquid

C. Gas

D. Condensed

✅ Answer: C. Gas

 

What is the boiling point of water in Celsius?

A. 0°C

B. 50°C

C. 100°C

D. 200°C

✅ Answer: C. 100°C

 

What is the melting point of ice in Celsius?

A. 0°C

B. 10°C

C. -5°C

D. 100°C

✅ Answer: A. 0°C

 

Which of the following is NOT a state of matter?

A. Solid

B. Liquid

C. Heat

D. Gas

✅ Answer: C. Heat