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How Does Concentration Affect Equilibrium

When the concentration of the substance is changed, the equilibrium will shift to minimise the effect of the change. When... View Article

No, phenol does not give the Victor Mayer test. This is because the test involves the conversion of R-OH group... View Article

No, 0 cannot be a term of geometric progression. Stay tuned with BYJU’S to learn more about other concepts such... View Article

1) -√3 and √3 2) -(2 + √3) and (2 + √3) 3) -(2 + √5) and (2 + √5)... View Article

1) θ = π/4, Φ = π/3 2) θ = π/3, Φ = π/4 3) θ = Φ = π/3... View Article

1) -1 and 1 2) 0 and 1 3) 1 and 2 4) None of these Answer: (2) 0 and... View Article

1) 1/2 2) 1/3 3) 1/4 4) 1/6 Answer: (2) 1/3 Solution: Given, A > 0, B > 0 and... View Article

1) 1/x 2) x 3) 1 – x 4) 1 + x Answer: (2) x Solution: Given, [(2 sin α)/... View Article

1) > 1 2) ≤ 1 3) = 2 4) None of these Answer: (4) None of these Solution: Given,... View Article

1) tan(A + B)/2 2) cot(A + B)/2 3) sin(A + B)/2 4) cos(A + B)/2 Answer: (2) cot(A +... View Article

1) A is correct and B is incorrect 2) A is incorrect and B is correct 3) both A and... View Article

1) tan α/2 + tan β/2 + tan γ/2 = tan α/2 tan β/2 tan γ/2 2) tan α/2 tan... View Article

1) A.P 2) G.P 3) H.P 4) None of these Answer: (1) A.P Solution: cot β = (sin α –... View Article

1) {nπ : n ϵ I} 2) {nπ/2 : n ϵ I} 3) {nπ/k : n ϵ I} 4) {nπ/2k... View Article

1) cosec θ – sec θ = cosec θ . sec θ 2) cosec θ . sec θ = 1... View Article

1) nπ 2) 2nπ + 3π/4 3) 2nπ 4) (2n + 1)π Answer: (2) 2nπ + 3π/4 Solution: Given, sin... View Article

1) 6 2) 1 3) 2 4) 4 Answer: (4) 4 Solution: Given, 2 sin2x + 5 sin x –... View Article

1) (0, π/6) ⋃ (5π/6, 2π) 2) [0, π/6) ⋃ [5π/6, 2π] 3) [0, π/3] ⋃ [2π/3, 2π] 4) None... View Article

1) π/3 2) (6n ± 1)π/6 3) (4n ± 1)π/6 4) (2n ± π)π/6 Answer: (2) (6n ± 1)π/6 Solution:... View Article

1) 2nπ + π/6, n ∈ I 2) 2nπ + 7π/4, n ∈ I 3) 2nπ + (-1)n π/3, n... View Article