Chemistry Practice Question and Answer
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Q: Which compound is formed when copper is burnt in air?
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612764bd93f02206607eefa2- 1copper hydroxidefalse
- 2copper hydridefalse
- 3Copper Oxidetrue
- 4nothingfalse
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Answer : 3. "Copper Oxide"
Q: Which of the following is incorrect with reference to hypophysis?
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63c92589be373f6c954b8007- 1It lies a bony depression called sell turcicafalse
- 2Connected to hypothalamus through infundibulumfalse
- 3Anatomically divided into adeno-hypophysis and neurohypophysisfalse
- 4Neurohypophysis synthesizes ADH and OTtrue
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Answer : 4. "Neurohypophysis synthesizes ADH and OT"
Q: Which of the following has the least melting point?
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609e4d5d6397877f31964090- 1Carbonfalse
- 2Silverfalse
- 3Mercurytrue
- 4Goldfalse
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Answer : 3. "Mercury "
Q: Which of the following non-metals are kept immersed in water?
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61275d63b05363065a006bf3- 1Sulfurfalse
- 2White Phosphorustrue
- 3Red Phosphorusfalse
- 4Iodinefalse
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Answer : 2. "White Phosphorus"
Q: Which metal floats when put in water?
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61275a37302e8b067c99aa84- 1Calciumtrue
- 2Nickelfalse
- 3Magnesiumfalse
- 4Potassiumfalse
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Answer : 1. "Calcium"
Q: ______fibre is used in making bullet proof vests.
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6389b606c878936066e6e499- 1Nylon-66false
- 2Terylenefalse
- 3Kevlartrue
- 4Lexanfalse
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Answer : 3. "Kevlar"
Q: Which non-metal is liquid at room temperature?
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6127640793f02206607ee962- 1mercuryfalse
- 2aluminumfalse
- 3Brominetrue
- 4Copperfalse
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Answer : 3. "Bromine"
Q: Substances that have a sour taste and which makes a solution of blue litmus red are called?
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5f697b91397b1a52908c03b2- 1acidtrue
- 2saltsfalse
- 3consumedfalse
- 4Basefalse
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Answer : 1. "acid"
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