Question : Which element of Group 17 has two isotopes of masses 35 and 37 amu with an average abundance of 75.77% and 24.23%, respectively?
Option 1: Chlorine
Option 2: lodine
Option 3: Fluorine
Option 4: Astatine
Latest: SSC CGL preparation tips to crack the exam
Don't Miss: SSC CGL complete guide
New: Unlock 10% OFF on PTE Academic. Use Code: 'C360SPL10'
Correct Answer: Chlorine
Solution : The correct option is Chlorine .
Two isotopes of chlorine, Cl-35 and Cl-37, constitute 75.77% and 24.23%, respectively, of the element. Cl-35 has an atomic mass of 34.969 amu, whereas Cl-37 has a mass of 36.966 amu. It has the atomic number 17 and is a greenish-yellow element. It is a highly reactive gas and is used in disinfectants and polymers.
Candidates can download this ebook to know all about SSC CGL.
Admit Card | Eligibility | Application | Selection Process | Preparation Tips | Result | Answer Key
Question : Which element was arbitrarily assigned a value of 4.0 in the 'Halogens' section in 1922 by Linus Pauling, an American scientist?
Question : Hydrogen resembles the properties of which two groups of the periodic table?
Question : Teeth and Bones acquire strength and rigidity from
Question : If $\cos\theta = \frac{35}{37}$, then what is the value of $\cot \theta$?
Question : Which of the following is used to chemically test starch?
Regular exam updates, QnA, Predictors, College Applications & E-books now on your Mobile