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Chemistry Quiz – Online Mock Test, Practice Question And Answers For Exam

Chemistry Quiz

Searching for Chemistry Quiz ? Chemistry is a wonderful subject which merges a number of dissimilar sciences, attempting to create sense of the complex world we live in. Students who are preparing for any of the competitive exams and searching for chemistry quiz are informed that Here we are providing free chemistry Online Mock Test. This test consists of all the important Question and Answers which are frequently asked in previous year’s papers.

The below test consist of twenty multiple choice question and answers (MCQ). Each question has four options you have to choose the appropriate answer among the four. So attempt the test and boost up your preparation. Have a look on below Chemistry Question and Answers which is provided by team of recruitmentresult.com.

Question 1 X-rays are produced when a stream of electrons in an X-ray tube?

  1. Srikes metal target
  2. Hits the glass wall of the tube
  3. Noneof these
  4. All of these

Answer: 1

Question 2 Most commonly used bleaching agent is

  1. chlorine
  2. carbon dioxide
  3. Alcohol
  4. sodium chloride

Answer: 1

Question 3 The number of d-electrons in Fe2+ (Z = 26) is not equal to that of

  1. P-electrons in Ne(Z = 10)
  2. P-electrons in CI(Z = 17)
  3. S-electrons in Mg(Z = 12)
  4. D-electrons in Fe(Z = 26)

Answer: 2

Read Out Here: Chemistry Questions and Answers

Question 4Stains of rust from iron on cloth can be removed by:

  1. Oxalic acid
  2. Hydrogen peroxide
  3. Alcohol
  4. None of these

Answer: 1

Question 5Peroxyacetyl nitrate is a

  1. plant hormone
  2. vitamin
  3. Secondary pollutant
  4. acidic dye

Answer: 2     

Question 6 The nucleus of a hydrogen atom consists of

  1. 1 neutron only
  2. 1 electron only
  3. 1 proton only
  4. 1 proton + 2 neutron

Answer: 3

Question 7 In fireworks, the green flame is produced because of:

  1. Potassium
  2. Barrium
  3. Sodium
  4. Mercury

Answer: 2

Also Get Here: General Science Quiz

Question 8Hydrogen peroxide is an effective sterilizing agent. Which one of the following product results when it readily loses active oxygen?

  1. Nasant Hydrogen
  2. Ozone
  3. Water
  4. Hydrogen

Answer: 3

Question 9 The mass of P4O10 that will be obtained from the reaction of 1.33 gram of P4 and 5.07 of oxygen is

  1. 05 gram
  2. 05 gram
  3. 05 gram

Answer: 3

Question 10 The mass of P4O10 that will be obtained from the reaction of 1.33 gram of P4 and 5.07 of oxygen is

  1. 05 gram
  2. 05 gram
  3. 05 gram
  4. 05 gram

Answer: 4

Question 11 Which group of elements in the periodic table show highest first ionization potential. Elements in the:

  1. Left hand bottom cornerwrong
  2. Left hand top cornercorrect
  3. None of these
  4. All of these

Answer: 2

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Question 12 Cement is formed by strongly heating a mixture of

  1. clay and graphite
  2. Limestone and graphite
  3. limestone and clay
  4. chalk and graphite

Answer: 3

Question 13 The metal that is used as a catalyst in the hydrogenation of oils is

  1. Pb
  2. Cu
  3. Ni
  4. Pt

Answer: 3

Question 14 The metal that is used as a catalyst in the hydrogenation of oils is

  1. Cu
  2. Pt
  3. Ni
  4. Pb

Answer: 4

Question 15 The temperature of oxy-acetylene flame is around

  1. 2800°C
  2. 3200°C
  3. 4000°C
  4. 1500°C

Answer: 2

Question 16 The number of waves in n x 10th Bohr’s orbit are

  1. n3
  2. n2
  3. n
  4. n-2

Answer: 2

Question 17 Rise in temperature, the conductivity of metals will:

  1. Remains unchanged
  2. Decreases
  3. Increases
  4. None of these

Answer: 3

Question 18 When H₂ gas is allowed to expand from a region of high pressure to a region of low pressure the temperature of the gas

  1. does not change
  2. decreases suddenly
  3. Decreases to a small extent
  4. increases

Answer: 4

Take a Mock Test For: Biology Questions and Answers

Question 19 The mass number of a nucleus is

  1. A fraction
  2. Always less than its atomic number
  3. The sum of the number of protons and neutrons present in the nucleus
  4. Always more than the atomic weight

Answer: 3

Question 20 The mass number of a nucleus is

  1. Always less than its atomic number
  2. The sum of the number of protons and neutrons present in the nucleus
  3. Always more than the atomic weight
  4. A fraction

Answer: 4

By answering above stated question, you know about where you’re lacking and it is a good way to practice test for an upcoming exam. Even if you assume you’re previously a specialist you can positively learn a thing or two, mounting your facts of both chemistry and general science trivia at the same time.Hope the above test will help you in achieve your goal.

We suggest you to keep practicing Chemistry Quiz to score good marks. Practice one Chemistry mock test daily and crack the exam easily. So aspirants, stay in touch with us on our web portal to grab latest updates regarding Online Chemistry Test. You can also follow us on Facebook or Google plus to acquire up to date details on your timeline wall and Subscribe Our Free E-Mail Services to get most recent information into your mailbox directly.

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