Chemistry Questions and Answers for Competitive Exam

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Here, I am providing Chemistry Questions and Answers for those learners who are preparing for competitive exams. In this post, I have updated the most important chemistry questions answers around the science with the latest chemistry questions and answers about many topics covered related to General Science. 
 
I have prepared Chemistry Questions and Answers for competitive exam blog to increase your General Science level as well as increase your confidence level for competitive exams.

Chemistry Questions and Answers

Q.1 The metal does not give H2 on treatment with dilute HCL is

(A) Zn

(B) Fe

(C) Ag

(D) Ca


Ans .  C

Q.2 The number of g-molecule of oxygen in 6.02 x 1024CO molecules is

(A) 1 gram of molecule

(B) 0.5 gram of molecule

(C) 5 gram of molecule

(D) 10 gram of molecule


Ans .  C

Q.3 The most extensive, commercially useful source of thorium as monazite sand occurs in India at

(A) Orissa coast

(B) Travancore coast

(C) West Bengal coast

(D) Gujarat coast


Ans .  B

Q.4 The main active constituent of tea and coffee is

(A) nicotine

(B) chlorophyll

(C) caffeine

(D) aspirin


Ans .  C

Q.5 The maximum number of isomers for an alkene with molecular formula C4H8 is

(A) 5

(B) 4

(C) 2

(D) 3


Ans .  B

Q.6 The hardest form of carbon is

(A) coke

(B) graphite

(C) diamond

(D) charcoal


Ans .  C

Q.7 The most important ore of aluminum is

(A) bauxite

(B) magnetite

(C) haematite

(D) monazite


Ans .  A

If you have any problem or doubt regarding Chemistry Questions and Answers for Competitive Exams, you can ask me in the comment section. To more practice for General Science Questions, Visit the next page.

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    Rajesh Bhatia

    This is Rajesh Bhatia. He has been teaching to the students for preparing for competitive exams for 10 years. Talk to him about your problems by connecting social media. Like him on Facebook: https://www.facebook.com/examsbook

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