MEDIUM
Stage 1 & 2
IMPORTANT
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Cinnabar is an ore of

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Important Questions on Metals and Non-Metals

MEDIUM
Stage 1 & 2
IMPORTANT
Target NTSE Class 10 Stage 1 & 2 Solved Papers (2015 – 19)>Chapter 5 - Metals and Non-Metals>Target Exercise>Q 7

Rusting can be prevented by

MEDIUM
Stage 1 & 2
IMPORTANT
Target NTSE Class 10 Stage 1 & 2 Solved Papers (2015 – 19)>Chapter 5 - Metals and Non-Metals>Target Exercise>Q 8
Which among the following is a noble metal ?
MEDIUM
Stage 1 & 2
IMPORTANT
Target NTSE Class 10 Stage 1 & 2 Solved Papers (2015 – 19)>Chapter 5 - Metals and Non-Metals>Target Exercise>Q 9

Match the column I and column II

Column I Column II
A. Calcination 1. Froth floatation
B. Roasting 2. Smelting
C. Reduction with carbon 3. Absence of air
D. Sulphide ores 4. Presence of air
MEDIUM
Stage 1 & 2
IMPORTANT
Target NTSE Class 10 Stage 1 & 2 Solved Papers (2015 – 19)>Chapter 5 - Metals and Non-Metals>Target Exercise>Q 10
Which of the following is the correct reactivity series ?
EASY
Stage 1 & 2
IMPORTANT
Target NTSE Class 10 Stage 1 & 2 Solved Papers (2015 – 19)>Chapter 5 - Metals and Non-Metals>Target Exercise>Q 11
Non-metal that exist in liquid state is
MEDIUM
Stage 1 & 2
IMPORTANT
Target NTSE Class 10 Stage 1 & 2 Solved Papers (2015 – 19)>Chapter 5 - Metals and Non-Metals>Target Exercise>Q 12
Oxides of non metals turn
MEDIUM
Stage 1 & 2
IMPORTANT
Target NTSE Class 10 Stage 1 & 2 Solved Papers (2015 – 19)>Chapter 5 - Metals and Non-Metals>Target Exercise>Q 13
Metals are malleable and ductile because
MEDIUM
Stage 1 & 2
IMPORTANT
Target NTSE Class 10 Stage 1 & 2 Solved Papers (2015 – 19)>Chapter 5 - Metals and Non-Metals>Target Exercise>Q 14
Iron is galvanised when it is dipped in