All quizzes

Guest practice

Quarter 1

Questions
20
Answered
0
Time left
--:--
Guest mode: this attempt shows an instant score but is not saved. Sign up or log in before playing to store results.
Quiz progress 0% complete
1

Boiling is a change from:

2

The transition from alchemy to chemistry occurred due to:

3

Which formula is used for dilution?

4

Which book was written by Robert Boyle?

5

During evaporation, particles of liquid:

6

Antoine Lavoisier is known as:

7

A change of state is generally a:

8

Which of the following is an example of physical change?

9

In electrolysis, electrons are supplied by:

10

In electrolysis, reduction takes place at:

11

Which concentration unit is affected by temperature?

12

The process of changing liquid into gas is known as:

13

Strength of a solution is defined as:

14

Matter is defined as anything that has:

15

In the equation 2H₂ + O₂ → 2H₂O, the mole ratio of H₂ to O₂ is:

16

If actual yield is less than theoretical yield, percentage yield will be:

17

In electroplating, the object to be plated is made:

18

Which quantity remains unchanged during dilution?

19

Electrolysis of molten sodium chloride produces:

20

A change in which only physical appearance changes is called:

Exit quiz