# Chemistry Online Questions For SSC CGL,CHSL,RRB Exams

00:05:00

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1. **The discovery of neutron became very late
because?**

**The answer is (D)**

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2. **The three basic components of an atom are?**

**The answer is (B)**

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3.**Rutherford’s scattering experiment related to
the size of the?**

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4. ****Nucleons are?**

**The answer is (A)**

**5.**

**The position and velocity of a small particle like electron cannot be simultaneously determined this statement is?**

**The answer is (A)**

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6.**In a given atom, no two electrons can have the
same value for all the four quantum number. This is called?**

**The answer is (B)**

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7. **The standard state in chemical energetics implies?**

**The answer is (D)**

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8. **For which one of the following elements, the
standard enthalpy is not zero?**

**The answer is (A)**

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9. **Which has maximum calcific value?**

**The answer is (A)**

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10. **Born-Haber cycle is used to determine?**

**The answer is (B)**

Chemistry Online Questions For SSC CGL,CHSL,RRB Exams
Reviewed by
Mani Babu
on
13:45:00
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