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Q2851
#2851
Chemistry → Metals and Non-metals → Extraction, Metallurgy and Occurrence
·
Hard
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The ratio of HCl and
H
N
O
3
HNO_3
H
N
O
3
in Aqua Regia is:
A
3 : 2
B
3 : 1
C
1 : 3
D
2 : 3
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[Q74 · NDA Foundation (Class 10) — Metals and Non-metals WS 1 (LWS)]
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Q2852
#2852
Chemistry → Metals and Non-metals → Physical Properties of Metals and Non-metals
·
Easy
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The ringing of the bell in the temple is associated with which property of metal:
A
Ductility
B
Brittle
C
Malleability
D
Sonorous
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[Q75 · NDA Foundation (Class 10) — Metals and Non-metals WS 1 (LWS)]
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