Chemistry 9th Class English Medium Unit 12 Online Test

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Chemistry 9th Class English Medium Unit 12 Online Test

Try the Chemistry 9th Class English Medium Unit 12 Online Test.

  • Total Questions12

  • Time Allowed15

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Chemistry 9th Class English Medium Unit 12 Online Test

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Question # 1

What does a mole represent.

Question # 2

An interval of 200 ps equivalent to

Question # 3

A measuring cylinder is used to measure

Question # 4

Which unit of voume should usually be used in chemistry

Question # 5

The number 0.00580 in scientific notation is

Question # 6

Amount of a substance in terms of numbers is measured in

Question # 7

The property of a measuring instrument to give the output very close to the actual value is termed as.

Question # 8

Express 0.000840 in scientific notation.

Question # 9

The standard form of 380000000000 is

Question # 10

65 oC is equivalent to.

Question # 11

To change SI units by factors of ten into smaller or bigger units they use.

Question # 12

The number of base units in SI are

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