Assertion : Both Be and Al can form complexes such as BeF_4^ 2- a… - Vidyadip

MCQ

Assertion : Both $Be$ and $Al$ can form complexes such as $BeF_4^{2-}$ and $AlF_6^{3-}$ respectively, $BeF_6^{3-}$ is not formed.
Reason : In case of $Be$, no vacant $d-$ orbitals are present in its outermost shell.

✓
If both Assertion and Reason are correct and the Reason is a correct explanation of the Assertion.
B
If both Assertion and Reason are correct but Reason is not a correct explanation of the Assertion.
C
If the Assertion is correct but Reason is incorrect.
D
If both the Assertion and Reason are incorrect.

✓

Answer

Correct option: A.

If both Assertion and Reason are correct and the Reason is a correct explanation of the Assertion.

a
Both assertion and reason are correct and reason is correct explanation of assertion.

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "M.C.Q (1 Marks)" from -p-Block elements - I→-p-Block elements - I — all question types→Chemistry STD 11 Science question papers→Rajasthan Board STD 11 Science question papers→Rajasthan Board question paper generator→

Similar questions

The $IUPAC$ name of is

Which compound shows dipole moment

$5\,L$ of a gaseous mixture of ethane and propane are burnt to produce total $11\,L$ of $CO_2$ . Volume percent of $C_2H_6$ in the initial mixture is

For reversible reaction $H _2+ I _2 \rightleftharpoons 2 HI$, the relationship between $K_p$ and $K_c$ is :

Based upon $VSEPR$ theory, match the shape (geometry) of the molecules in List$-I$ with the molecules in List$-II$ and select the most appropriate option

List$-I$ (Shape)	List$-II$ (Molecules)
$(A)$ $T-$shaped	$(I)$ $XeF _{4}$
$(B)$ Trigonal planar	$(II)$ $SF _{4}$
$(C)$ Square planar	$(III)$ $ClF _{3}$
$(D)$ See-saw	$(IV)$ $BF _{3}$

In which of the following pair both the species have $s p^{3}$ hybridization ?

In silicon dioxide

The de-Broglie wavelength associated with a particle of mass ${10^{ - 6}}\,kg$ moving with a velocity of $10\,\,m{s^{ - 1}}$, is

Which carbocation is the most stabilized ?