Basic Concepts Of Chemistry Test-04

Basic Concepts Of Chemistry Test-04

This is Basic concepts of chemistry Test-04 for CBSE class 12 Chemistry.. There are 15 questions in this test with each question having around four answer choices.

Questions & Answers

1
We have to prepare a solution of 0.2 M NaOH from the available 1 M solution that is given to us. How much volume of 1M NaOH is required to be taken which contains 0.2 moles of NaOH
  • A
    200 mL
    Correct
  • B
    2 mL
  • C
    0.2 mL
  • D
    20 mL
2
There are ____ in 0.101 mm?
  • A
    0.00101 cm
  • B
    1.01 cm
  • C
    0.0101 cm
    Correct
  • D
    10.10 cm
3
20 m/s is the same as:
  • A
    0.002 mm/s
  • B
    0.02 km/s
    Correct
  • C
    2000 mm/s
  • D
    200 cm/s
4
30 microliters is the same as:
  • A
    30000 deciliters
  • B
    30000000 liters
    Correct
  • C
    0.000003 liters
  • D
    0.03 milliliters
5
20 grams is the same as:
  • A
    20000 mg
    Correct
  • B
    200 mg
  • C
    2000 mg
  • D
    200000 mg
6
15 km is:
  • A
    150 m
  • B
    1.5 m
  • C
    15000 m
    Correct
  • D
    0.015 m
7
30.4 cm is:
  • A
    3040 mm
  • B
    3.04 mm
  • C
    0.304 mm
  • D
    304 mm
    Correct
8
There are ____ in 12.0 ml?
  • A
    0.12 L
  • B
    120 L
  • C
    0.012 L
    Correct
  • D
    12000 L
9
The molar mass of $ZnSO_4$ is
  • A
    156.4g
  • B
    136.4g
    Correct
  • C
    126.4g
  • D
    166.4g
10
The molar mass of $H_2SO_4$ is
  • A
    68g
  • B
    78g
  • C
    108g
  • D
    98g
    Correct
11
A person is suffering with fever with a high temperature of 104 °F. What will be his body temperature in °C?
  • A
    39 °C
  • B
    40 °C
    Correct
  • C
    41 °C
  • D
    38 °C
12
20 °F can also be written as
  • A
    206.5 K
  • B
    266.5 K
    Correct
  • C
    3 °C
  • D
    169.5 K
13
In centigrade scale, -40 °F becomes
  • A
    -40 °C
    Correct
  • B
    -25 °C
  • C
    -14 °C
  • D
    -20 °C
14
-122 °C in Fahrenheit scale is
  • A
    237.6 °F
  • B
    187.6 °F
  • C
    -187.6 °F
    Correct
  • D
    -237.6 °F
15
27 °C is
  • A
    79 °F
  • B
    300.15 K
    Correct
  • C
    300.15 K