Chemistry
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Which metallic sulphide will not precipilate if hydrogen sulphide is passed through an aqueous solution containing?
Answer: D. Sodium chloride The metallic sulphide will not precipilate if hydrogen sulphide is passed through an aqueous solution containing sodium chloride.
Answer: D. Sodium chloride
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H+ ion produces common ion effect in the wet analysis of
Answer: B. Group-II metals H+ ion produces common ion effect in the wet analysis of group-II metals.
Answer: B. Group-II metals
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People suffering from gastiritis has pH value
Answer: A. More than seven People suffering from gastiritis has pH value more than seven.
Answer: A. More than seven
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In which of the following acid-base titration, pH greater than 8 at the equivalence point?
Answer: B. Acetic acid versus sodium hydroxide Acetic acid versus sodium hydroxide is the acid-base titration, pH is greater than 8 at the equivalence point.
Answer: B. Acetic acid versus sodium hydroxide
See lessAcetic acid versus sodium hydroxide is the acid-base titration, pH is greater than 8 at the equivalence point.
When a basic solution is diluted, its pH value
Answer: B. Decrease When a basic solution is diluted, its pH value decreases.
Answer: B. Decrease
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When ammonium chloride is added to ammonia solution, the ph of the resulting solution will be
Answer: C. Decreased When ammonium chloride is added to ammonia solution, the pH of the resulting solution will be decreased.
Answer: C. Decreased
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The total energy of the electron in an atom is
Answer: A. Less than zero The total energy of the electron in an atom is less than zero.
Answer: A. Less than zero
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Which of the following is discrete in Bohr’s theory ?
Answer: B. Angular momentum The following angular momentum is discrete in Bohr's theory.
Answer: B. Angular momentum
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Which of the following consists of particles of matter ?
Answer: Both B. Alpha rays and C. Beta rays The following consists of particles of matter is alpha and beta rays.
Answer: Both B. Alpha rays and C. Beta rays
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Two electrons occupying the same orbital are distinguished by
Answer: C. Spin quantum number Two electrons occupying the same orbital are distinguished by spin quantum number.
Answer: C. Spin quantum number
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