Chemistry Practice Question and Answer
8 4 Q:
5f697f28e124a354ae5c0c7f 4 Q:
5eeb1221ad25df5a63256400 4 Q:
5f72ec102d9d25248e04ce83 4 Q:
5eeade29ad25df5a63247c4f 4 Q:
5eeadfdceee45c3b837a2c8f 4 Q:
612763cc93f02206607ee80f 4 Q:
5f04358ed996064ceba911d9 4 Q:
5ee35e7455d51a0f6482cd3c
Q: What substance is formed by the action of chlorine gas on dry quenched lime?
1734 05f697f28e124a354ae5c0c7f
5f697f28e124a354ae5c0c7f- 1calcium chloridefalse
- 2bleaching powdertrue
- 3Hydrochloric acidfalse
- 4Waterfalse
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Answer : 2. "bleaching powder"
Q: What is the acid found in bees?
1732 05eeb1221ad25df5a63256400
5eeb1221ad25df5a63256400- 1Formic acidtrue
- 2Acetic acidfalse
- 3Carbolic acidfalse
- 4Oxalic acidfalse
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Answer : 1. "Formic acid"
Q: Chemical structure of pearl is-
1729 05f72ec102d9d25248e04ce83
5f72ec102d9d25248e04ce83- 1Calcium carbonatefalse
- 2Calcium carbonate and magnesium carbonatetrue
- 3Calcium chloridefalse
- 4Calcium sulfatefalse
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Answer : 2. "Calcium carbonate and magnesium carbonate"
Q: Is gas given with oxygen to patients for diagnosis of breathing problem?
1717 05eeade29ad25df5a63247c4f
5eeade29ad25df5a63247c4f- 1Heliumtrue
- 2Organfalse
- 3Radonfalse
- 4Kryptonfalse
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Answer : 1. "Helium"
Q: Which of the following metals burns with a golden flame?
1711 05eeadfdceee45c3b837a2c8f
5eeadfdceee45c3b837a2c8f- 1Znfalse
- 2Kfalse
- 3Mgfalse
- 4Natrue
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Answer : 4. "Na"
Q: What is an alloy of copper and tin called?
1708 0612763cc93f02206607ee80f
612763cc93f02206607ee80f- 1brassfalse
- 2Duraluminfalse
- 3Bronzetrue
- 4Solderfalse
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Answer : 3. "Bronze"
Q: Baking soda is
1705 05f04358ed996064ceba911d9
5f04358ed996064ceba911d9- 1Sodium Sulphatefalse
- 2Sodium Hydroxidefalse
- 3Sodium Chloridefalse
- 4Sodium Bicarbonatetrue
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Answer : 4. "Sodium Bicarbonate "
Q: What is the mass number of an element, the atom of which contains two Protons, two neutrons and two electrons?
1701 05ee35e7455d51a0f6482cd3c
5ee35e7455d51a0f6482cd3c- 12false
- 24true
- 36false
- 48false
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Answer : 2. "4 "
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