Question

Group the elements into pairs that would most likely exhibit similar chemical properties. It does not matter which pair of elements is pair 1, pair 2, or pair 3, so long as the correct elements are paired. Pair 1 Pair 2 Pair 3

Answer Bank

F K

P

As

Br Li

Answer 1

1)   pair1 :   F , Br

2) pair 2 :   P , As

3) pair 3 :    Li , K

explanation:

same group elements can have similar chemical properities

here : F , Cl , Br , I are 17th group elements .so these all have similar chemical properities

          N , P , As, Sb , Bi are 15 th group elements.so these all have similar chemical properities

         Li , Na, K , Rb , Cs, Fr are 1st elements .so these all have similar chemical properities