MCQ
What is the formal charge on the nitrogen atom in $HNO _3$ ?
- A0
- B+1
- C+3
- D+5
✓
Answer
B. +1
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
For precipitation reaction of $A{g^ + }$ ions with $NaCl$, which of the following statements is correct
→On the basis of the electrochemical theory of aqueous corrosion, the reaction occurring at the cathode is
Which of the following alloys contain only $Cu $ and $Zn$
→Which statement about the composition of vapour over an ideal $1 : 1$ molar mixture of benzene and toluene is correct ? Assume the temperature is constant at $25\,^oC$. Vapour pressure data $(25\,^oC)$
Benzene $75\, mm\, Hg$
Toluene $22\, mm\, Hg$
→Benzene $75\, mm\, Hg$
Toluene $22\, mm\, Hg$
Arrange the following in increasing order of reactivity towards nitration
→$A$.$p$-xylene $B$.bromobenzene $C$.mesitylene $D$,nitrobenzene $E$.benzene
Choose the correct answer from the options given below.
In diborane, the two $H - B - H$ angles are nearly
→Rank the following compounds in order of increasing basic strength. (weakest $\to$ strongest)
→Which of the following statements is correct about equivalent weight of $KMn{O_4}$
→Which colourless gas evolves, when $N{H_4}Cl$ reacts with zinc in a dry cell battery
→Standard free energies of formation (in $kJ/mol$) at $298\, K$ are $-237.2, -394.4$ and $-8.2 $ for $H_2O_{(l)} , CO_{2(g)}$ and pentane$_{(g)}$ respectively. The value of $E^o_{cell}$ for the pentane-oxygen fuel cell is .......... $V$.
→