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IMPORTANT
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Which of the following when mixed with a metal forms amalgam?

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Important Questions on Chemistry

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RRB NTPC CBT 1
IMPORTANT
Study Package RRBs NTPC For Graduate & Under Graduate Posts ONLINE EXAM (1st Stage) 2019>Chapter 52 - Chemistry>Practice Exercise>Q 38
What is galvanized iron?
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RRB NTPC CBT 1
IMPORTANT
Study Package RRBs NTPC For Graduate & Under Graduate Posts ONLINE EXAM (1st Stage) 2019>Chapter 52 - Chemistry>Practice Exercise>Q 39
The ore of aluminium is: 
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RRB NTPC CBT 1
IMPORTANT
Study Package RRBs NTPC For Graduate & Under Graduate Posts ONLINE EXAM (1st Stage) 2019>Chapter 52 - Chemistry>Practice Exercise>Q 40
Heavy metals got their name because compared to other atoms they have :
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RRB NTPC CBT 1
IMPORTANT
Study Package RRBs NTPC For Graduate & Under Graduate Posts ONLINE EXAM (1st Stage) 2019>Chapter 52 - Chemistry>Practice Exercise>Q 41
Which of the following is not an inert gas?
EASY
RRB NTPC CBT 1
IMPORTANT
Study Package RRBs NTPC For Graduate & Under Graduate Posts ONLINE EXAM (1st Stage) 2019>Chapter 52 - Chemistry>Practice Exercise>Q 42
Which one of the following elements is an example of noble gas?
EASY
RRB NTPC CBT 1
IMPORTANT
Study Package RRBs NTPC For Graduate & Under Graduate Posts ONLINE EXAM (1st Stage) 2019>Chapter 52 - Chemistry>Practice Exercise>Q 43
Which of the following is not a colourless or odourless gas?
EASY
RRB NTPC CBT 1
IMPORTANT
Study Package RRBs NTPC For Graduate & Under Graduate Posts ONLINE EXAM (1st Stage) 2019>Chapter 52 - Chemistry>Practice Exercise>Q 44
When a helium atoms loses an electron it becomes?
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RRB NTPC CBT 1
IMPORTANT
Study Package RRBs NTPC For Graduate & Under Graduate Posts ONLINE EXAM (1st Stage) 2019>Chapter 52 - Chemistry>Practice Exercise>Q 45
Which of the following atoms has the largest diameter?