Old PP 2020

[thamiz]

Hi NOV & thamiz
thamiz: enga romba naaLaa aaLa kaaNOm?

thamizhukkum amudhenRu pEr andha
thamizh inba thamizh engaL uyirukku nEr

sonnA namba maateengka, RC!

+2 la avasaramaa padichu purinthum puriyaamalum poyi exam ezhuthiya chemistry, biology ellaam ippO review paNNittu irukkEn. ellaam puriyudhu- exam pressure ellaam illa paarungka.

ungkaLukku eethaavathu ngabaham irukkaa?

Sodium een Na+ aakuthu?

Chlorine een Cl - aakuthu?

ippadi pala visayngkaL