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NTA Abhyas 2020
Exam
NTA Abhyas
Year
2020
Subject
Chemistry
Chapter
General Principles and Processes of Isolation of Metals

NTA Abhyas 2020 · Chemistry · General Principles and Processes of Isolation of Metals

Two important ores of metals are given below Malachite CuC O _ 3 ....

Two important ores of metals are given below
Malachite CuCO3.Cu(OH)2.xH2OCuC{O}_{3} . Cu ( OH{)}_{2} . x{H}_{2}O
Carnallite KCl.MgCl2.yH2OKCl . MgC{l}_{2} . y{H}_{2}O
What is y‐x?y ‐ x ?

Correct answer

6

Step-by-step solution

Malachite CuCO3.Cu(OH)2CuC{O}_{3} . Cu ( OH{)}_{2}
Carnallite KCl.MgCl2.6H2OKCl . MgC{l}_{2} . 6{H}_{2}O
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