Chemistry Practice Question and Answer
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Q: Ant stings occur in?
904 05eeb11b813d72d584fb3fef0
5eeb11b813d72d584fb3fef0- 1oxide acidfalse
- 2Formic acidtrue
- 3lactic acidfalse
- 4None of thesefalse
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Answer : 2. "Formic acid"
Q: Who was the inventor of positron?
904 061655bfa7d6182610f5d706e
61655bfa7d6182610f5d706e- 1Chadwickfalse
- 2Andersontrue
- 3Rutherfordfalse
- 4J.J. Thomsonfalse
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Answer : 2. "Anderson "
Q: Which of the following is the conductor of nonmetal electricity?
903 05feb069af33a00432afeff9b
5feb069af33a00432afeff9b- 1graphitetrue
- 2Copperfalse
- 3Sulfurfalse
- 4diamondfalse
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Answer : 1. "graphite"
Q: What is the basic element of all organic compounds?
896 05f7456a94637db732832dd4c
5f7456a94637db732832dd4c- 1Nitrogenfalse
- 2Oxygenfalse
- 3Carbontrue
- 4Sulfurfalse
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Answer : 3. "Carbon"
Q: Diamond has the nature of chemical bond?
895 05eeadec5ad25df5a63247e16
5eeadec5ad25df5a63247e16- 1Ionicfalse
- 2Metallicfalse
- 3Deputy Co-ordinatorfalse
- 4covalenttrue
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Answer : 4. "covalent"
Q: Which of the following is purified by Elevation method-
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5f72f3dea921aa16e68288a7- 1Naphthalenetrue
- 2Etherfalse
- 3Benzoic acidfalse
- 4None of thesefalse
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Answer : 1. "Naphthalene"
Q: Which acid is used in lemons?
886 05ef2f33d7c1ec61320b147a2
5ef2f33d7c1ec61320b147a2- 1Acetic acidfalse
- 2Nitric acidfalse
- 3Citric acidtrue
- 4All of the abovefalse
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Answer : 3. "Citric acid "
Q: Which of the following properties is not often present in organic compounds?
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6127662693f02206607f017f- 1soluble in watertrue
- 2low melting pointfalse
- 3flammabilityfalse
- 4allfalse
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Answer : 1. "soluble in water"
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