TET-Ctet-Chemistry-set-19

Chemistry MCQs for all Competitive Exams SET-19
Chemistry 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.
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Chemistry MCQs for all Competitive Exams SET-19
रसायन विज्ञान बहुविकल्पीय प्रश्न


Question : 1-10

Question : 1

50 cm3 of 0.2 N HCI is titrated against 0.1 N NaOH solution. The titration is discontinued after adding 50 cm 3 of NaOH. The remaining titration is completed by adding 0.5 N KOH. The volume of KOH required for completing the titration is ______.

[A].   10 cm3
[B].   12 cm3
[C].   10.5 cm3
[D].   25 cm3


Question : 2

+I effect is shown by

[A].   -N02
[B].   -Cl
[C].   -Br
[D].   -CH3


Question : 3

80 g of oxygen contains as many atoms as in

[A].   80 g of hydrogen
[B].   1 g of hydrogen
[C].   10 g of hydrogen
[D].   5 g of hydrogen


Question : 4

0.023 g of sodium metal is reacted with 100cm3 of water. The pH of the resulting solution is ______

[A].   11
[B].   10
[C].   12
[D].   9


Question : 5

9.65 C of electric current is passed through fused anhydrous magnesium chloride. The magnesium metal thus obtained is completely converted into a Grignard reagent. The number of moles of the Grignard reagent obtained is ______.

[A].   1 ´ 10- 4
[B].   5 ´ 10- 4
[C].   1 ´ 10-5
[D].   5 ´ 10-5


Question : 6

0.5 mole of each of H2,SO2 and CH4 are kept in a container. A hole was made in the container. After 3 hours, the order of partial pressures in the container will be

[A].   pH2 > pSO2 > pCH4
[B].   pH2 > pCH4 > pSO2
[C].   pSO2 > pH2 > pCH4
[D].   pSO2 > pCH4, > pH2


Question : 7

A 6% solution of urea is isotonic with

[A].   6% solution of Glucose
[B].   25% solution of Glucose
[C].   1 M solution of Glucose
[D].   0.05 M solution of Glucose


Question : 8

10 cm3 of 0.1 N monobasic acid requires 15 cm3of sodium hydroxide solution whose normality is

[A].   1.5 N
[B].   0.15 N
[C].   0.066 N
[D].   0.66 N


Question : 9

A bivalent metal has an equivalent mass of 32. The molecular mass of the metal nitrate is

[A].   192
[B].   188
[C].   182
[D].   168


Question : 10

10-6 M NaOH is diluted 100 times. The pH of the diluted base is

[A].   between 6 and 7
[B].   between 10 and 11
[C].   between 7 and 8
[D].   between 5 and 6





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