Charge of the matter cannot depend on
Anonymous Quiz
47%
Mass
24%
Frame of reference
12%
No of particles
17%
All.
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When charge at rest with velocity zero it's means you study the part
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44%
Electrostatic
38%
Electro magnetism
13%
Optics
6%
Wave
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Postive charge means
Anonymous Quiz
50%
Excess of electron
41%
Defencicy of electron
6%
None
3%
Both
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pH value less than 7 indicates that the solution is –
Anonymous Quiz
51%
Acidic
27%
Basic
21%
Neutral
2%
No effect
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An aqueous solution turns the red litmus solution blue. Excess addition of which of the following solutions would reverse the change
Anonymous Quiz
42%
Baking soda
25%
Lime
14%
Vinegar
18%
Hcl
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How many diversities present on earth
Anonymous Quiz
34%
1.7 to 1.8 million
40%
1.7 to 1.8 billion
18%
1.7 to 1.8 trillion
8%
None
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A non-metal used to preserve food material is:
Anonymous Quiz
20%
Carbon
17%
Phosphorous
10%
Sulphur
53%
Nitrogen
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Aqua regia is a freshly prepared mixture of concentrated HNO3 and concentrated HCl in the ratio of:
Anonymous Quiz
50%
1:3
29%
2:1
14%
3:2
7%
1:4
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The metals that float when treated with water are:
Anonymous Quiz
29%
Magnesium
20%
Iron
35%
Sodium
16%
Platinum
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The electronic configuration of an element is found to be 2, 4. How many bonds can one carbon atom form in a compound?
Anonymous Quiz
13%
1
26%
2
45%
4
16%
6
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A carbon compound contains two atoms of carbon. Which name should the carbon compound bear?
Anonymous Quiz
18%
Butane
67%
Ethane
12%
Propane
3%
Pentane
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Element X forms a chloride with the formula XCl2, which is solid with a high melting point. X would most likely be in the same group of the Periodic Table as:
Anonymous Quiz
32%
Na
55%
Mg
10%
Al
3%
So
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