Formalin is a
Formalin is a Options (a) 100% solution of HCHO (b) 40% solution of HCHO (c) 60% solution CH₃CHO (d) 40%…
7 years ago
JK2000
Which of the following will not undergo Hell-Volhard-Zelinsky reaction
Which of the following will not undergo Hell-Volhard-Zelinsky reaction Options (a) Acetic acid (b) Formic acid (c) Propionic acid (d)…
7 years ago
The number of sigma and pi-bonds in but-1-ene-3-yne are
The number of sigma and pi-bonds in but-1-ene-3-yne are Options (a) 5 sigma and 5pi (b) 7 sigma and 3pi…
7 years ago
Which of the following cations has the maximum number of unpaired electrons
Which of the following cations has the maximum number of unpaired electrons Options (a) Mn²⁺ (b) Fe²⁺ (c) Co²⁺ (d)…
7 years ago
The predominant intermolecular forces in HF is due to
The predominant intermolecular forces in HF is due to Options (a) dipole-induced dipole interaction (b) hydrogen bond formation (c) dispersion…
7 years ago
Anomalous behaviour of nitrogen is due to
Anomalous behaviour of nitrogen is due to Options (a) small size and high electronegativity (b) non-availability of d-orbitals in the…
7 years ago
The ore horn silver corresponds to
The ore horn silver corresponds to Options (a) AgCl (b) AgBr (c) Ag₂S (d) 3Ag₂S.Sb₂S₃ Correct Answer: AgClExplanation:No explanation available.…
7 years ago
The mixture of n-hexane and n-heptane is an example of
The mixture of n-hexane and n-heptane is an example of Options (a) real solution (b) dilute solution (c) ideal solution…
7 years ago
The electronic configuration of chalcogens is
The electronic configuration of chalcogens is Options (a) ns²np² (b) ns²np³ (c) ns²np⁴ (d) ns²np¹ Correct Answer: ns²np⁴Explanation:The elements of…
7 years ago
Each unit cell of NaCl consists of 6 chlorine atoms and
Each unit cell of NaCl consists of 6 chlorine atoms and Options (a) 13 Na atoms (b) 14 Na atoms…
7 years ago