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Authored by VERONICA BRÎNZĂ
Chemistry
8th Grade
Used 2+ times

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7 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
acizii au in componenta lor:
un atom de hidrogen si un radical acid
unul sau mai multi atomi de hidrogen si un radical acid
mai multi atomi de hidrogen si mai multi radicali acizi
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
acizii se impart in ................ si oxiacizi, dupa compozitie:
hidracizi
oxoacizi
anhidride acide
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
radicalul acid provine prin eliminarea atomilor de ...., din molecula acidului:
oxigen
hidrogen
oxigen si hidrogen
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
denumirea hidracizilor se face adaugand la cuvantul ,,acid,, numele nemetalului si sufixul:
ic
os
hidric
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
care dintre urmatorii acizi sunt tari:
acid sulfuric si acid sulfuros
acid sulfuric si acid carbonic
acid azotic si acid sulfuric
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
HSO3 se numeste:
sulfat acid
sulfit acid
sulfura acida
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
acizii monobazici sunt:
HCl, HBr, Hi
HCL, H2S, HNO3
HI, H2CO3, H#PO4
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