chemistry

1. NAME OF THE TEACHER : CHINCHU .P
SCHOOL : GOV.V H S S VEERANAKAVU
TOPIC : CHEMICAL FORMULA
CLASS : 9
EMMANUEL COLLEGE OF B.ED TRAINING VAZHICHAL

3. cmkkahmIy§Ä
kwbpIvX§Ä DïmIpósX§s?
cmkkahmIy§Äcq]oIcn¡pósX§s?

4. t{ImUoIcWw
aqeI§Ä IqSnt¨Àóv kwbpIvX§Ä DïmIpóp. At¸mÄ S¡pó amÁw AhbpsS
{]XoIhp wcmkkq{Xhpw D]tbmKs¸Sp¯n kahmIycq]¯nð FgpXmw. C¯cw
kahmIy§sfcmkkahmIy§ÄFóp]dbpóp.

5. {]hÀ¯w 1
tkmUnb¯nsâ {]XoIwGXv?
^vfqdn³ X³am{XbpsS cmkkq{XwGXv?
tkmUnbw^vfqssdUnsâ cmkkq{Xw GXv?
tkmUnbw^vfqssdUnsâ kahmIyw
cq]oIcn¡qI?

6. t{ImUoIcWw
Na
F2
NaF
Na + F2 NaF

7. {]hÀ¯w 2
A`nImcI§ÄFómð F´v?
DXv]ó§ÄFómð F´v?
Na + F2 NaF
Cu kahmIy¯nsâASnkvYm¯nð ]«nI ]qÀ¯nbm¡pI
Na 1 ----------------
F 2 -------------------
aqeIw BÁ§fpsSF®w
A`nImcI§fnð
BÁ§fpsSF®w
DXv]ó§fnð

8. t{ImUoIcWw
HcpkahmIy¯nð Akv{XNnlv¯nv CSXp`mK¯pÅhbmWv A`nImcI§Ä
Akv{XNnlv¯nv heXp`mKÅhbmW DXv]ó§Äv
aqeIw
BÁ§fpsS F®w
A`nImcI§fnð
BÁ§fpsS F®w
DXv]ó§fnð
Na 1 1
F 2 2

9. {]hÀ¯w 3

10. 
 X³am{XIfpsS F®w{IaoIcn¨mWv BÁ§fpsSF®w Xpeyam¡póXv. CXnmbn
A`nImc¯nsâbpw DXv]ó¯nsâbpwcmkkq{X¯nsâCSXp`mK¯v Bä§fpsS F®wXpeyambn
hcpó coXnbnð kwJyIÄtNÀ¡Ww


11. CLOSURE
C + 4Cl ……………
Mg +F2 MgF2
Mg + Cl2 …………..

12. cmkkahmIyw kaoIcn¡ I
Na +Cl2 NaCl
Mg + O2 MgO
Ca + O2 CaO