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Standard XII
Chemistry
Question

Which one of the following statement is true?
  1. Reduction is the process of electron loss
  2. According to the modern atomic theory, atoms of the same element may have different atomic weights
  3. Acidic oxide are the non-metallic oxides
  4. The solubility of all substances decreases with increase in temperature

A
According to the modern atomic theory, atoms of the same element may have different atomic weights
B
Reduction is the process of electron loss
C
Acidic oxide are the non-metallic oxides
D
The solubility of all substances decreases with increase in temperature
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Solution
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Acidic oxides are the oxides which reacts with water to form an acid. Acidic are non- metallic oxides. Some of the examples are SO3 forms sulphuric acid and CO2 forms carbonic acid.
So, correct answer is option C.

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