Which of the following is a Lewis base...? Mcqs

Latest MCQs

Which of the following is a Lewis base...?

(A) HNO3
(B) CN

(C) HCl
(D) AlCl3

Latest MCQs

Which type of machine is a bicycle and crane...?

(A) Compound Machine
(B) Simple Machine

(C) Both A and B
(D) None

Latest MCQs

“Green House Effect” means:____________...?

(A) Pollution
(B) Prevention of ultraviolet rays

(C) Trapping of Solar energy due to atmospheric carbon dioxide
(D) D. None

Latest MCQs

The major source of quick energy for our body is...?

(A) Carbohydrates
(B) Mineral

(C) Vitamin
(D) Protein

Latest MCQs

Which gas is transported out of the leaf into the air...?

(A) Carbon Dioxide (CO2)
(B) Nitrogen (N2)

(C) Water Vapor (H2O)
(D) Oxygen (O2)

Latest MCQs

Metal are highly ___________ ...?

(A) Electropositive
(B) Electronegativity

(C) Both of these
(D) Neutral

Latest MCQs

About the requirement of light for germination...?

(A) Some seeds germinate in dark whereas some require light
(B) All seeds germinate in dark

(C) All seeds germinate in light
(D) None

Latest MCQs

what is the height of The atmosphere layer mesosphere...?

(A) 85 km
(B) 50 km

(C) 40 km
(D) 10 km

Latest MCQs

If zero line of Vernier scale coincides with zero of main scale, then zero error is ______...?

(A) Positive
(B) Zero

(C) Negative
(D) One

Latest MCQs

The _____ is the largest natural source of light...?

(A) Sun
(B) Moon

(C) Star
(D) None of these

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