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Online Tests
Chemistry 10th Class English Medium Online Test MCQs With Answers
Question # 1
Salt makes the water permanently hard.
Choose an answer
CaSO
4
Ca(HCO
3
)
2
NaHCO
3
NaCO
3
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Question # 2
Formula of Potassium ferrocyanide.
Choose an answer
K
4
[Fe(CN)
6
]
-4
K
3
[Fe(CN)
4
]
-3
K
2
[Fe(CN)
6
]
-4
K
4
[Fe(CN)
5
]
-4
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Question # 3
In which of the following groups , oxygen is attached on both sides with carbon atoms.
Choose an answer
Ketone group
Ether group
Aldehyde group
Easter group
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Question # 4
____________ use for ripening of fruits.
Choose an answer
Ethene
Ethane
Ethyne
Propane
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Question # 5
Potassium ferrocyanide salt is.
Choose an answer
Normal
complex
Basic
Acidic
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Question # 6
Which type of reactions do not go to completion?
Choose an answer
Irreversible reaction
Reversible reactions
Addition reactions
Decomposition reactions
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Question # 7
Which of the following in insoluble in water.
Choose an answer
Benzene
NaCl
KCl
All of them
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Question # 8
Hydrogenation of vegetable oil to convert it into banaspatic ghee is carried out in the presence of catalyst:
Choose an answer
Ni-metal
Zn-metal
Na - Metal
Fe2O3
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Question # 9
All bases turn red litmus
Choose an answer
Red
Blue
Pink
White
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Question # 10
The % age of carbon in coke is
Choose an answer
60
70
90
98
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Question # 11
The meaning of latin word acidus is.
Choose an answer
Sweet
Tasteless
Salty
Sour
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Question # 12
Organic compounds contain:
Choose an answer
ionic bond
Covalent bond
Metallic bond
Co-ordinate covalent
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Question # 13
The earth atmosphere is getting hotter because of :
Choose an answer
SO
2
O
3
CO
2
CO
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