MCQ
Identify the element if it's expected electronic configuration is $[ Ar ] 3 d^{10} 4 s^2$
- ACd
- ✓Zn
- CHg
- DCo
✓
Answer
Correct option: B.
Zn
B
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Explore more
Similar questions
The growth of lichens on the rocks followed by mosses, herbs, shrubs and trees is an example of ______.
If $[a b c] \neq 0$, then$\frac{[ a + b b + c c + a ]}{[ b c a ]}$_______
→Match the columns and choose the correct option.
| Column I | Column II | ||
| i. | Monocyte | a. |  |
| ii. | Eosinophil | b. |  |
| iii. | Lymphocyte | c. |  |
| iv. | Neutrophil | d. |  |
When a mercury drop of radius 'R', breaks into 'n' droplets of equal size, the radius 'r' of each droplet is ______.
Triglycerides are three molecules of______ and ______ molecule of glycerol.
Which of the following has a greater number of electrons than neutrons?(Mass number of Mg, C, O and Na is 24, 12, 16 and 23 respectively).
A spherical conductor of radius 10 cm has a charge of $3.2 \times 10^{-7} \mathrm{C}$ distributed uniformly. What is the magnitude of electric field at a point 15 cm from the centre of the sphere? $(1/(4 \pi epsilon_0) = 9 xx 10^9 Nm^2 // C^2)$
→Which of the following is the simplest amino acid?
The angle between the lines represented by the equation ax $x^2+x y+b y^2=0$ will be $45^{\circ}$, if______
→In a series LCR circuit R = 300 Ω, L = 0.9 H, C = 2 µF, ω = 1000 rad/s. The impedance of the circuit is ______