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 : 29 of 54
Marks:
+1,
-0
A molten mixture contain following substance,
C u , F e O , P b O , C a O , M g O , A g
Find number of substances which are removed when molten mixture is treated withS i O 2 .
Find number of substances which are removed when molten mixture is treated with
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