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³⁵₁₇Cl and ³⁷₁₇Cl are two isotopes of chlorine. If average atomic weight is 35.5 then ratio of these two isotopes is
Options
(a) 35 : 37
(b) 1 : 3
(c) 3 : 1
(d) 2 : 1
Correct Answer:
3 : 1
Explanation:
Average atomic mass A = (X x a + Y x b) / (X+Y)
35.5 = (35X + 37Y) / (X+Y)
X/Y= 3 / 1
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Question Type: Memory
(964)
Difficulty Level: Easy
(1008)
Topics: Basic Concepts of Chemistry
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Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- What is the value of carbonate hardness of water sample if 100 mL of it took
- Reaction of HBr with propene in the presence of peroxide gives
- The enthalphy change for the reaction N₂ + 3H₂ → 2NH₃ is -92.38 kJ at 298K
- The IUPAC name for Co(NH₃)₆Cl₃ is
- A sp³ – hybrid orbital contains
Question Type: Memory (964)
Difficulty Level: Easy (1008)
Topics: Basic Concepts of Chemistry (94)
Subject: Chemistry (2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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