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Worksheetsclass 10th Hindi Test
Total questions: 10
Worksheet time: 50mins
Which of the following salts does not contain water of crystallization?
Blue vitriol
Baking soda
Washing soda
Gypsum
What is the chemical formula of Plaster of Paris ?
CaSO4.2H2O
CaSO4.3H2O
CaSO4.1/2H2O
CaCO3.1/2H2
CuSO4.5H2O In this Compound the water molecule is called
Pure Water
Water of Crystallisation
Soda Water
None of these
Which of the following is bitter in taste
NaOH
HCl
NaCl
All of the above
Which of the following is sour in taste
NaOH
HCl
NaCl
All of the above
Which of the following gives CO₂ gas on reaction with HCl
NaOH
Na₂CO₃
NaHCO₃
Both Na₂CO₃ and NaHCO₃
Which of the following metals can not react with dilute HCl and gives H₂ gas
Na
Zn
Mg
Cu
3 Solutions A,B, and C having pH 2,3, and 7 respectively then which of the solution is acidic in nature
A
B
C
Both A and B
Which of the following is acidic salt
Na₂CO₃
NaCl
NH₄Cl
All of the above
Which of the following salt is basic in nature
Na₂CO₃
NaCl
NH₄Cl
All of the above
