ECAT Engineering Entry Test 2023 Chemistry Basic Concepts 1 MCQS Online Preparation Sample Paper Questions with Answer

ECAT Engineering Entry Test 2023 Chemistry Basic Concepts 1 MCQS Online Preparation Sample Paper Questions with Answer

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22 Comments

  1. The relative atomic mass of chlorine is 35.5. What is the mass of 2 moles of chlorine gas?
    chlorine gas has 2 atom so, the mass of two moles of chlorine gas is 142 not 71

    1. Sir please ap bta skty Hain k ma apni entry test ki tyari Ghar ma rah kr kis tareeky say kr skti ho. Please guide me

  2. A few questions don’t make any sense with their choices, not to mention that broken/wrong answers to them are also there. For instance, the question where 2 moles of Cl2 gas are asked. The answer is 142g however the answer, set by the creator of these tests, is 71g. Apart from that, the test is quite helpful.

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