What is the dipole moment in BF3 molecule? [A] 0 [B] 1 [C] 1.85 [D] 6.22
Adv.
The dipole moment is 0
Which of the following gas is liberated when a metal reacts with an acid? [A] Oxygen [B] Hydrogen [C] Carbon dioxide [D] Nitrogen
What is the S.I unit of Molar conductivity? [A] S m3 mol-2 [B] S m2 mol-2 [C] S m-1 mol2 [D] S m2 mol-1
Which of the following is not a strong electrolyte? [A] HCl [B] KOH [C] H2CO3 [D] NaOH
Which of the following represents Reduction? [A] Losing one or more electrons [B] Gaining one or more electrons [C] Losing Hydrogen atoms [D] Liberating hydrogen gas
Which of the following is / are correct statements about unsaturated carbon compounds? 1. They have either double or triple bonds between the carbon atoms 2. They are more reactive than the saturated carbon compounds Select the correct option from the codes given below: [A] Only 1 [B] Only 2 [C] Both 1 & 2 [D] Neither 1 nor 2
Which of these is also known as isobutane? [A] 2-Methylpropane [B] 1-Methylpropane [C] 3-Methylpropane [D] Butane
Which of the following represents Isocyanic acid? [A] HNCO [B] CNO [C] HCO [D] HNC
What do we get when we pass phenol vapours over zinc dust? [A] Methane [B] Ethene [C] Toluene [D] Benzene
Which of these alkanes has higher boiling point? [A] Butane [B] Methane [C] Ethane [D] Hexane
Which of the following chemical is produced when Ethene reacts with cold aqueous solution of Bayer’s reagent? [A] Methanol [B] Glycol [C] Methanal [D] Ethyne
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