Post 253
B) Bauxite
C) Cryolite
D) Calcite
Answer: Cryolite
Explanation: Cryolite does not contain oxygen. Chemically Cryolite Na3AlF6 is sodium hexafluoroaluminate.
B) Gas Carbon
C) Copper Sulphate
D) Mercury
Answer: Doubt b/w Copper Sulphate and gas carbon. ?If you know the correct answer please mail to gksea.com@gmail.com or just comment below with reason.
B) Na
C) Ag
D) P
Answer: Na
SSC CHSL Questions 2014
Question 151 Which one of the following mineral does not contain oxygen?
A) HaematiteB) Bauxite
C) Cryolite
D) Calcite
Answer: Cryolite
Explanation: Cryolite does not contain oxygen. Chemically Cryolite Na3AlF6 is sodium hexafluoroaluminate.
Question 152 A non electronic conductor is
A) IronB) Gas Carbon
C) Copper Sulphate
D) Mercury
Answer: Doubt b/w Copper Sulphate and gas carbon. ?If you know the correct answer please mail to gksea.com@gmail.com or just comment below with reason.
Question 153 Which of the following will replace hydrogen from acids to form salts?
A) SB) Na
C) Ag
D) P
Answer: Na
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