TET-Ctet-Chemistry-set-88

Chemistry MCQs for all Competitive Exams SET-88
Psychology Multiple Choice Questions

Chemistry Multiple Choice Questions(MCQ)
रसायन विज्ञान बहुविकल्पीय प्रश्न

Welcome to our exclusive collections of chemistry multiple choice questions with answers. All questions are of multiple choice type.In these MCQs sets we are going to share most important questions related to chemistry. These questions are very helpful for those candidates and aspirants who are preparing for the various government and non government exam as well as in interview.
इस पोस्ट में हम रसायन विज्ञान से सम्बंधित कई महत्वपूर्ण बहुविकल्पीय प्रश्न प्रस्तुत कर रहे है , जो कई प्रतियोगी परीक्षाओ में पूछे जाते है. जैसे TET, CTET, JEE, AIPMT, PMT, Police exams ,army exams, CDSE , SBI Clerk , SBIPO, PO, RRB , IBPS PO , PSc, State PSC, Patwari, Samvida, Teacher recruitment test, UPSC, SSC, CGL, SI, CTET, TET, CDS, MAT , SSC 10+2 , CLAT , NIFT , SBI , IBPS Clerk, Vyapam, आदि.

Chemistry MCQs for all Competitive Exams SET-88
रसायन विज्ञान बहुविकल्पीय प्रश्न


Question : 1-10

Question: 1

Which one among the following metals is used in fireworks to make a brilliant white light?

[A].   Sodium
[B].   Magnesium
[C].   Aluminium
[D].   Silver


Question: 2

Which bioinsecticide was first developed on commercial scale?

[A].   Morphine
[B].   Quinine
[C].   DDT
[D].   Sporeine


Question: 3

Which of the following is the best conductor of electricity?

[A].   Ordinary water
[B].   Sea water
[C].   Boiled water
[D].   Distilled water


Question: 4

Which one of the following carbohydrates is used for silvering of mirror?

[A].   Sucrose
[B].   Maltose
[C].   Fructose
[D].   Glucose


Question: 5

Which one of the following is the softest?

[A].   Sodium
[B].   Iron
[C].   Aluminium
[D].   Copper


Question: 6

Food wrapped in newspaper is likely to get contaminated with

[A].   aluminium
[B].   lead
[C].   iron
[D].   magnesium


Question: 7

Which one among the following chemicals can be used to clean the surface of gold ornaments?

[A].   Concentrated sulphuric acid
[B].   Concentrated sodium hydroxide
[C].   Aqua-regia
[D].   Sodium thiosulphate solution


Question: 8

Which one of the following pairs of metals is present in the cytochrome-c and chlorophyll respectively?.

[A].   Fe and Zn
[B].   Mg and Mn
[C].   Fe and Mg
[D].   Mg and Zn


Question: 9

Which one of the following reactions is responsible for the transformation of inexpensive liquid vegetable fats into commercially important solid fats (e.g. ghee)?

[A].   Hydrogenation
[B].   Oxidation
[C].   Halogenation
[D].   Saponification


Question: 10

Air is a/an

[A].   compound
[B].   element
[C].   mixture
[D].   electrolyte





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