0 votes
124 views
in Chemistry by (29.7k points)

Which of the following are true for an element? 

(i) Atomic number = number of protons + number of electrons 

(ii) Mass number = number of protons + number of neutrons 

(iii) Atomic mass = number of protons = number of neutrons 

(iv) Atomic number = number of protons = number of electrons 

(a) (i) and (ii) 

(b) (i) and (iii) 

(c) (ii) and (iii) 

(d) (ii) and (iv)

Please log in or register to answer this question.

1 Answer

0 votes
by (128k points)

(d) (ii) and (iv)

Welcome to Sarthaks eConnect: A unique platform where students can interact with teachers/experts/students to get solutions to their queries. Students (upto class 10+2) preparing for All Government Exams, CBSE Board Exam, ICSE Board Exam, State Board Exam, JEE (Mains+Advance) and NEET can ask questions from any subject and get quick answers by subject teachers/ experts/mentors/students.

Categories

...