JEE Advanced 2021 Full Test 2 Paper 2
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SECTION – B (Single Digit Integer Type)
This section contains 06 questions. The answer to each question is a Single Digit integer ranging from 0 to 9, both inclusive.
This section contains 06 questions. The answer to each question is a Single Digit integer ranging from 0 to 9, both inclusive.
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Question : 28 of 54
Marks:
+1,
-0
Find number of substance which produce H 2
C a , C a H 2 , M g , M g C l 2 , B a , B a O 2 , N a H C O 3 , C a 3 N 2 .
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