Answer:
1 H=Hydrogen audio
explosive gas, lightest element
2 He=Helium audio
inert gas, second-lightest element
3 Li=Lithium audio
lightest metal, soft, reactive
4 Be=Beryllium audio
lightweight metal
5 B=Boron audio
hard black solid
6 C=Carbon audio
hard diamond, soft graphite
7 N=Nitrogen audio
colorless gas
8 O=Oxygen audio
9 F=Fluorine audio
yellowish poison gas, most reactive element
10 Ne=Neon audio
inert gas
11 Na=Sodium audio Natrium
soft metal, reactive
12 Mg=Magnesium audio
13 Al =Aluminum audio or Aluminium audio
lightweight non-corroding metal
14 Si=Silicon audio
hard metalloid
15 P=Phosphorus audio
glowing white waxy solid (also red and black forms)
16 S=Sulfur audio Sulphur
brittle yellow solid
17 Cl=Chlorine audio
greenish poison gas
18 Ar=Argon audio
19 K=Po,tassium audio Kalium
20 Ca=Calcium audio
soft metal
Copyright © 2024 EHUB.TIPS team's - All rights reserved.
Answers & Comments
Answer:
1 H=Hydrogen audio
explosive gas, lightest element
2 He=Helium audio
inert gas, second-lightest element
3 Li=Lithium audio
lightest metal, soft, reactive
4 Be=Beryllium audio
lightweight metal
5 B=Boron audio
hard black solid
6 C=Carbon audio
hard diamond, soft graphite
7 N=Nitrogen audio
colorless gas
8 O=Oxygen audio
colorless gas
9 F=Fluorine audio
yellowish poison gas, most reactive element
10 Ne=Neon audio
inert gas
11 Na=Sodium audio Natrium
soft metal, reactive
12 Mg=Magnesium audio
lightweight metal
13 Al =Aluminum audio or Aluminium audio
lightweight non-corroding metal
14 Si=Silicon audio
hard metalloid
15 P=Phosphorus audio
glowing white waxy solid (also red and black forms)
16 S=Sulfur audio Sulphur
brittle yellow solid
17 Cl=Chlorine audio
greenish poison gas
18 Ar=Argon audio
inert gas
19 K=Po,tassium audio Kalium
soft metal, reactive
20 Ca=Calcium audio
soft metal