please send the some questions of periodic table. Block group and period??
Answers
Answer:
1. Which elements will react violently with water to form a base?
2. Elements in Group 2 are known as the
3 Which is the longest period?
4 What are the 7 group elements of the periodic table know as?
5 What is the shortest period in periodic table?
6 by what property did mendeleeve arrange the elements of periodic table?
7 what is periodic law ?
8 general trend of electronegativity as you go down the periodic table ?
9 general trend of atomic radius as you left to right of the periodic table ?
10 general trend of ionisation potential as you go down the periodic table ?
11 why are 18 th group elements called the zero group ?
12 what is the most reactive element in the periodic table ?
13 least reactive element in the periodic table ?
14 list the reactivity of elements from most to least rective?
15 which group is known as chalcogens?
16 which group is known as pnictogens ?
17 which group is known as volatile metals ?
18 metals usually form what type of ions ?
19 arrange ionic radius,covalent radius ,vander waals radius in increasing order
20 what is sheilding effect ?