MCQs: Identify the element with the help of given information:
1: It was the first element to be discovered with a spectroscope
2: It remains liquid at room temperature
3: It reacts violently with water so it is kept under a layer of kerosene or mineral oil
4: It is the softest known metal on earth
Select the correct answer from options given below:
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MCQs: Consider the following differences between metals and non-metals:
1: While the oxides of metals are basic in nature, oxides of non-metals are acidic in nature
2: While most of the metals are solid at room temperature, most of non-metals are gaseous at room temperature
Which of the above statements is/are correct?
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MCQs: Consider the following statements about Zeolites:
1: Zeolites are a large group of natural and synthetic hydrated aluminium silicates
2: Zeolites are mainly found in low-temperature metamorphic rocks
Which of the above statements is/are correct?
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MCQs: For most liquids, viscosity increases with increasing:
1: Pressure
2: Temperature
3: Surface tension
Select the correct option from codes given below:
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MCQs: Which of the following chemicals is also known as "sweet oil of vitriol"?
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MCQs: Consider the following statements:
1: Water has high specific heat capacity of than ice
2: Heat capacity of cooking oil is lower than the heat capacity of water
Which of the above statements is/are correct?
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MCQs: Consider the following statements:
1: Addition of salt to pure water increases the boiling point of water and decreases the freezing point of water
2: When methyl alcohol is added to water, boiling point of water decreases
Which of the above statements is/are correct?
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MCQs: Consider the following compounds:
1: Water
2: Carbon dioxide
3: Carbon monoxide
Which of the above is/are organic compound/compounds?
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MCQs: Which of the following elements expand on cooling?
1: Silicon
2: Germanium
3: Sodium
Select the correct option from codes given below:
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MCQs: Which of the following is incorrect about the Inter atomic and Intermolecular Forces?
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MCQs: In which of the following states of matter the Interatomic or intermolecular distance is fixed?
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MCQs: What is the ratio of change in configuration to the original configuration called as?
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MCQs: Which of the following alkali metal ions has the highest hydration enthalpy?
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MCQs: Which of the following is correct about Calcium oxide?
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MCQs: What is water gas?
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MCQs: Which of the following is correct about Ammonia?
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MCQs: Which of the following is not a mixture?
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MCQs: Which of the following is correct about suspension?
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MCQs: Which of these methods is suitable to obtain the coloured component from black ink?
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MCQs: In which of the following cases, components can be separated using a separating funnel?
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