MDCAT Medical Entry Test 2020 MCQS Online Preparation

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 Online Test Chemistry

Take online objective part MCQS test for  all Boards. The test consists of 30 questions

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QUESTION # 1
The following statement contained in a student's laboratory report is a conclusion:

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QUESTION # 2
All of the following statements are incorrect for 20 mol of hydrogen

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QUESTION # 3
The word mole was first introduced by

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QUESTION # 4
The relative atomic mass of chlorine is 35.5. What is the mass of 2 moles of chlorine gas?

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QUESTION # 5
Which of the following process is used to separate insoluble particles from liquids?

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QUESTION # 6
6g of hydrogen gas is:

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QUESTION # 7
The mass of sulphur which combines with 24 grams oxygen to form SO2

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QUESTION # 8
When nitrogen is 5.6 grams in NO2, then number of moles of NO2is

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QUESTION # 9
Two elements X (atomic mass = 50) and Y ( atomic mass = 16) combine to give a compound having 32% Y. The formula of the compounds is

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QUESTION # 10
An atom is:

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QUESTION # 11
If 5.85 g of Nacl are dissolved in 90g of water,the mole fraction of Nacl is?

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QUESTION # 12
The number of moles of C02 which contain 8g of Oxygen?

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QUESTION # 13
The volume occupied by one mole of an ideal gas at standard temperature and pressure is called

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QUESTION # 14
The relative abundance of the ion with a definite m/e value is measured by:

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QUESTION # 15
Who determined atomic masses of elements?

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QUESTION # 16
Basic principle of crystallizations is that solute Should be dissolved in a solvent at

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QUESTION # 17
Mass spectrometer measures the

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QUESTION # 18
The insoluble impurities in the saturated solution are removed by

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QUESTION # 19
What is the correct relationship between empirical and molecular formulas?

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QUESTION # 20
In filtration process which apparatus is used to avoid the premature crystallization of solute

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QUESTION # 21
The mass of 2 moles of sodium hydroxide will be

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QUESTION # 22
0.1 molar glucose (C6H12O6) solution has the % W/V

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QUESTION # 23
Isotopes differ in:

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QUESTION # 24
Matter is defined as anything which occupies space and:

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QUESTION # 25
Isotopes differ in the:

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QUESTION # 26
A piece of paper is burnt in air, the gas produced is passed through distilled water. The pH of water will be

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QUESTION # 27
The isotopes 8O16, Mg24 , Si28 , Ca40, Fe56 from nearly _____ of earth crust

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QUESTION # 28
"A" compound always consists of the same elements combined in the same fixed ratio.
"The statement is"

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QUESTION # 29
Molecular ions are generated with high energy ____

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QUESTION # 30
Which if the following is not a separation technique?

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The average score is 21%

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MDCAT Chemistry

1. Fundamental Concepts

2.States of Matter

3.Chemical Bonding

4.Electrochemistry

5.Chemical Equilibrium

6.Reaction Kinetics

7.Periods

8.Groups