MCQ
Which among the following elements has the tendency to form covalent compounds
- A$Ba$
- ✓$Be$
- C$Mg$
- D$Ca$
✓
Answer
Correct option: B.
$Be$
(b) Due to its small size and $2$ electrons in $s-$orbital $Be$ forms covalent compound.
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
When $CuS{O_4}$ is hydrated, then it becomes
→$AgNO _3$ (aq.) was added to an aqueous KCl solution gradually and the conductivity of the solution was measured. The plot of conductance $(\Lambda)$ versus the volume of $AgNO _3$ is:
→Which of the following is correct representation of the reaction when $BF_3$ reacts with ammonia ?
→Correct order of bond angle is
How many $\sigma $ and $\pi$ bonds are present in $CH_3COOH$ ?
→The total number of carbon atoms present in tyrosine, an amino acid, is .................
In a set reactions acid yielded a product $D$
→$C{H_3}COOH\xrightarrow{{SOC{l_2}}}A\mathop {\xrightarrow{{Benzene}}}\limits_{Anhr.\,AlC{l_3}} B\xrightarrow{{HCN}}C\xrightarrow{{HOH}}D.$
The increasing order (lowest first) for the values of $e/m$ (charge/mass) for
→Which expression is correct for the work done in adiabatic reversible expansion of an ideal gas
$20\, ml$ of $0.2\, M \,HCN$ mix with $10\, ml$ of $0.2\, M\, NaOH$, then calculate $pH$ of resulting mixture. $pKa$ value of $HCN$ is $5$
→