What is the product of the reaction of phenol with CHCl₃ in aqueous NaOH
What is the product of the reaction of phenol with CHCl₃ in aqueous NaOH and subsequent acid hydrolysis Options (a)…
6 years ago
OA2002
C₆H₆ consists of one ring,while naphthalene consists of two rings. Both
C₆H₆ consists of one ring,while naphthalene consists of two rings. Both of them are aromatic and obey the (4n+2) rule.Thus…
6 years ago
When CO₂ is passed through solution of calcium hydroxide,Which one of the
When CO₂ is passed through solution of calcium hydroxide,Which one of the following compound is precipitated Options (a) Ca(HCO₃)₂ (b)…
6 years ago
Coulomb is equal to ….
Coulomb is equal to .... Options (a) ampere ˣ second (b) ampere ˣ minute (c) watt ˣ second (d) volt…
6 years ago
Which of the following is not correct for ionic crystals
Which of the following is not correct for ionic crystals Options (a) They possess high melting point and boiling point…
6 years ago
If the density of earth is doubled keeping its radius constant then acceleration
If the density of earth is doubled keeping its radius constant then acceleration due to gravity will be (g=9.8 m/s²)…
6 years ago
All the s-block elements of the periodic table are placed in the groups….
All the s-block elements of the periodic table are placed in the groups.... Options (a) IA and IIA (b) IIIA…
6 years ago
The equivalent mass of Fe in FeO is
The equivalent mass of Fe in FeO is Options (a) 56 (b) 28 (c) 36 (d) 18.66 Correct Answer: 28Explanation:No…
6 years ago
Which is not correct with respect to human kidney?
Which is not correct with respect to human kidney? Options (a) the peripheral region is called cortex & central medulla…
6 years ago
Select the statement which is not correct?
Select the statement which is not correct? Options (a) polyenic charater is controlled by multiple alleles (b) in case of…
6 years ago