MCQ
Uncertainty principle gave the concept of
- ✓Probability
- BAn orbital
- CPhysical meaning of $\Psi $ the ${\Psi ^2}$
- DAll the above
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
${H_2}O\, \rightleftharpoons \,{H^ + } + O{H^ - }$ at $25\,^oC$ is.....$kJ$
$(A)$ In $B _{2} H _{6}$, all $B - H$ bonds are equivalent.
$(B)$ In $B _{2} H _{6}$ there are four $3-$centre$-2-$electron bonds.
$(C)$ $B _{2} H _{6}$ is a Lewis acid.
$(D)$ $B _{2} H _{6}$ can be synthesized form both $BF _{3}$ and $NaBH _{4}$.
$(E)$ $B _{2} H _{6}$ is a planar molecule.
Choose the most appropriate answer from the options given below..... .