If the valence electron is separated from a copper atom, the remaining part of a

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Question
If the valence electron is separated from a copper atom, the remaining part of atom has a net charge of
Options
A. 1
B. - 1
C. 0
D. + 3

Correct Answer

1

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3. A sheet of bakelite is inserted between the plates of an air capacitor. The capacitance will
Options
A. increase
B. decrease
C. remain the same
D. may increase or decrease

4. For a given value (n) of principle quantum number, the number of possible electronic states are
Options
A. n
B. n²
C. n³
D. n

6. Assertion (A): Magnetic susceptibility of copper is -0.5 x 10^-5.
Reason (R): Copper is diamagnetic material.
Options
A. Both A and R are true and R is correct explanation of A
B. Both A and R are true but R is not correct explanation of A
C. A is true but R is false
D. A is false but R is true

8. Assertion (A): Diamond and carborudum are both very hard materials.
Reason (R): Valence band can be extremely strong.
Options
A. Both A and R are true and R is correct explanation of A
B. Both A and R are true but R is not correct explanation of A
C. A is true but R is false
D. A is false but R is true

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