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Zsbsbsh

Authored by Ritesh Vishnu

Chemistry

7th Grade

Used 2+ times

Zsbsbsh
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55 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

What does an upward arrow indicate in chemical reaction?

Formaton of precipitate

evolution of chemistry

evolution of gas

All of the above

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Formation of a precipitate is indicated by a ___

Upward arrow

right arrow

downward arrow

left arrow

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Substances which take part in in a chemical reaction are called the ____

Reactant

Product

Solids

Chemicals

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Substances that are formed as a result of chemical reaction are called _____

Reactants

resultant

precipitate

Products

All of the above

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the chemical formula of sulphuric acid?

H2SO3

HSO4

H2SO4

H4SO3

None of above

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

When a reaction takes place in a liquid medium, the formation of a gas can be easily observed as

a precipitate.

an effervescence.

a deposit.

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Colour of barium carbonate is ____.

White

green

yellow

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