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MCQs on What is Molecule

MCQ. Many helium atoms join together to form
A. ammonia gas
B. helium gas
C. ozone
D. oxygen

MCQ. Each ozone molecule is made up of three
A. oxygen atoms
B. phosphors atoms
C. carbon dioxide atoms
D. nitrogen atoms

MCQ. A molecule of Sulphur contains number of atoms which is
A. 3
B. 8
C. 4
D. 5

MCQ. Number of oxygen atoms in a glucose molecule is six and hydrogen molecules is
A. 6
B. 12
C. 18
D. 8

MCQ. One carbon atom and one oxygen atom combine together to form a molecule of
A. oxygen
B. water
C. carbon dioxide
D. carbon monoxide

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MCQs on What is Mixture

MCQ. Salt and water are
A. element
B. compound
C. mixture
D. solute

MCQ. Alloys includes
A. steel
B. brass
C. bronze
D. all of them

MCQ. 78% is total percentage of gas in clean air which is
A. oxygen
B. nitrogen dioxide
C. nitrogen
D. carbon dioxide

MCQ. Percentage of noble gases in air is
A. 20.95%
B. 78%
C. 0.90%
D. 0.03%

MCQ. By physical processes constituents can be separated in
A. element
B. compound
C. mixture
D. reaction

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MCQs on What is Ion

MCQ. Chloride ion has number of protons of
A. 17
B. 18
C. 24
D. 34

MCQ. An electrically charged particle which is formed when an atom gains or loses and electron is called
A. ion
B. charge
C. formula
D. atom

MCQ. If an atoms loses electron ion obtained is charged
A. positively
B. negatively
C. neutral
D. smaller

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MCQs on What is Force

MCQ. Forces can
A. speed up
B. slow down
C. stop
D. all of them

MCQ. A force is a
A. pull
B. push
C. both a and b
D. drag

MCQ. Shapes and sizes of objects can be changed by help of
A. force
B. energy
C. heat
D. light

MCQ. Force can make a stationary object
A. move
B. rotate
C. spin
D. still

MCQ. Forces can easily change object's
A. direction
B. gravity
C. density
D. volume

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MCQs on What is Element

MCQ. Elements which are named after scientists are
A. curium
B. einsteinium
C. both a and b
D. aurum

MCQ. Cu is symbol of element
A. copper
B. cobalt
C. both a and b
D. curium

MCQ. A substance which cannot be broken in to simpler substances further by any chemical reaction is called
A. element
B. compound
C. mixture
D. solution

MCQ. A process by which new substances are formed is called
A. chemical symbol
B. chemical formula
C. chemical properties
D. chemical reaction

MCQ. A molecules which breaks and gives of hydrogen and oxygen is
A. water
B. carbon dioxide
C. air
D. sodium chloride

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MCQs on What is Compound

MCQ. Chalk consists of
A. calcium
B. carbon dioxide
C. oxygen
D. all of them

MCQ. Carbon, hydrogen and oxygen combines together to make
A. sugar
B. polythene
C. chalk
D. common salt

MCQ. A pure substance which consists of two or more elements which have been combined chemically is called
A. element
B. compound
C. mixture
D. solute

MCQ. Sand is made up of
A. silicon
B. oxygen
C. both a and b
D. glass

MCQ. Salt, sugar, chalk, sand are all
A. element
B. compound
C. mixture
D. solute

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What is Molecule MCQs Test and Answers pdf Download

Practice what is molecule MCQs and science for test prep and learning. Free atoms molecules and ions notes has multiple choice questions (MCQ) with what is molecule quiz as many helium atoms join together to form with answering options ammonia gas, helium gas, ozone and oxygen for exam preparation. Study to learn what is molecule quiz with MCQs to find questions answers based online tests.
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What is Mixture MCQs Test and Answers pdf Download

Practice what is mixture MCQs and science for test prep and learning. Free mixtures notes has multiple choice questions (MCQ) with what is mixture quiz as salt and water are with answering options element, compound, mixture and solute for exam preparation. Study to learn what is mixture quiz with MCQs to find questions answers based online tests.
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What is Ion MCQs Test and Answers pdf Download

Practice what is ion MCQs and science for test prep and learning. Free atoms molecules and ions notes has multiple choice questions (MCQ) with what is ion quiz as chloride ion has number of protons of with answering options 17, 18, 24 and 34 for exam preparation. Study to learn what is ion quiz with MCQs to find questions answers based online tests.
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What is Force MCQs Test and Answers pdf Download

Practice what is force MCQs and science for test prep and learning. Free forces effects notes has multiple choice questions (MCQ) with what is force quiz as forces can with answering options speed up, slow down, stop and all of them for exam preparation. Study to learn what is force quiz with MCQs to find questions answers based online tests.
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What is Element MCQs Test and Answers pdf Download

Practice what is element MCQs and science for test prep and learning. Free elements and compounds notes has multiple choice questions (MCQ) with what is element quiz as elements which are named after scientists are with answering options curium, einsteinium, both a and b and aurum for exam preparation. Study to learn what is element quiz with MCQs to find questions answers based online tests.
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What is Compound MCQs Test and Answers pdf Download

Practice what is compound MCQs and science for test prep and learning. Free elements and compounds notes has multiple choice questions (MCQ) with what is compound quiz as chalk consists of with answering options calcium, carbon dioxide, oxygen and all of them for exam preparation. Study to learn what is compound quiz with MCQs to find questions answers based online tests.
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