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Chemistry MCQs Quiz For Entry Test Uni Chemist
1. The substance which is present in small quantity is called:
Solvent
Solute (Answer)
None of above
Solution
2. The substance which is present is large quantity is called:
Solvent (Answer)
Solute
None of these
Solution
3. Molarity of pure water is:
44.4
33.3
66.6
55.5 (Answer)
4. The number of moles of solute in 1000g (1 kg) of the solvent is called:
Molality (Answer)
Molarity
Mole fraction
Normality
5. Solutions containing relatively lower concentrations of solute are called:
Concentrated solutions
None of above
Lighter solutions
Dilute solutions (Answer)
6. The sum of mole fractions of components of a solution is equal to:
100
10
1 (Answer)
0
7. Crystalline solids, which contain water molecules in their crystals, are called:
Hydrolyzed
Complex solids
Hydrides
Hydrates (Answer)
8. All the three states of matter i.e., solid, liquid, gas can act as:
Solute
Solvent
Solvent or solute (Answer)
None of above
9. As compared to molar solution, in the molal solution the quantity of solvent is:
More or less equal
Comparatively lesser
Comparatively greater (Answer)
Very large
10. Every sample of matter with uniform properties and a fixed composition is called a:
Gas
Solid
Liquid
Phase (Answer)
11. The number of moles of solute dissolved per dm³ of the solution is called:
None of above
Molality
Normality
Molarity (Answer)
12. A solution of glucose is 10%. The volume to which 1g mole of it dissolved will be:
1.8 dm³ (Answer)
6.1 dm³
8.1 dm³
1.7 dm³
13. Which will cook food more easily:
Saline water (Answer)
Pure water
Slight amount of HCl in water
Alcoholic water
14. A solution is a homogeneous mixture of two or more kinds of different:
Molecular substances and Ionic substances (Answer)
Ionic substances
Molecular substances
Covalent substances
15. A salt "X" is dissolved in water of pH 7, the resulting solution becomes alkaline in nature, salt "X" is made up of:
Strong acid and strong base
Weak acid and weak base
Strong acid and weak base
Weak acid and strong base (Answer)
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