state gov TSPSC Forest Beat Officer (ఫారెస్ట్ బీట్ ఆఫీసర్) Mock Test 2023 General Science Chemistry Classification of Elements and Periodicity in Properties
Identify the INCORRECT match between the element and its corresponding chemical symbol.
1
Calcium - Ca
2
Aluminium - Al
3
Sodium - So
4
Chlorine - Cl