School Olympiads - NTSE & NMMS Foundation (MAT & SAT)

Foundation Chemistry: Matter, Reactions, Metals & Carbon question bank (Scholastic Aptitude Test (SAT) - Science & Mathematics)

Practice 7 free School Olympiads - NTSE & NMMS Foundation (MAT & SAT) Scholastic Aptitude Test (SAT) - Science & Mathematics - Foundation Chemistry: Matter, Reactions, Metals & Carbon questions with answers and step-by-step solutions.

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Q1.

Which of the following displacement reactions will occur spontaneously?

(A)

{'key': 'A', 'text': '$\\text{Cu}(s) + \\text{FeSO}_4(aq) \\rightarrow \\text{CuSO}_4(aq) + \\text{Fe}(s)$'}

(B)

{'key': 'B', 'text': '$\\text{Zn}(s) + \\text{CuSO}_4(aq) \\rightarrow \\text{ZnSO}_4(aq) + \\text{Cu}(s)$'}

(C)

{'key': 'C', 'text': '$\\text{Ag}(s) + \\text{CuSO}_4(aq) \\rightarrow \\text{Ag}_2\\text{SO}_4(aq) + \\text{Cu}(s)$'}

(D)

{'key': 'D', 'text': '$\\text{Fe}(s) + \\text{ZnSO}_4(aq) \\rightarrow \\text{FeSO}_4(aq) + \\text{Zn}(s)$'}

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Q2.

In an NTSE Mental Ability problem on Foundation Chemistry: Matter, Reactions, Metals & Carbon:
Find the next term in the logical pattern: $$7, \; 12, \; 17, \; ?$$

(A)

{'key': 'A', 'text': '22'}

(B)

{'key': 'B', 'text': '24'}

(C)

{'key': 'C', 'text': '20'}

(D)

{'key': 'D', 'text': '27'}

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