Chemistry, 18.02.2021 09:10 samdoesmath6473
X is an element of modern periodic table. It is surrounded by elements having atomic number 17, 34,3 6 and 53. (i) what is the atomic number of X? (ii) Predict its position in the modern periodic table (iii) Which among these do not belong to the same period?
Answers: 1
Chemistry, 23.06.2019 07:20, aprilkenedy12
Which of the following are acids or bases? 1. sodium hydrogen 2. barium hydroxide solution 3. carbonate solution
Answers: 1
X is an element of modern periodic table. It is surrounded by elements having atomic number 17, 34,3...
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