аналитика
Authored by 5pb5yf2p6d apple_user
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1st - 5th Grade
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50 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
NH4+ катионы үшін спицификалық реакция болып табылады
NaOH
Ca(OH)2
HCl
FeCl3
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Несслер реактивінің құрамы
Zn(NO3)2+AsH
KON
K2(Hgl4)
HCI
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Na+ , K+ катиондары қай аналитикалық топқа жатады
2
1
4
5
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Қорғасынның тұнбасы… ыстық суда ериді
Қорғасын хроматы
Pb(CH3 COO)2
Қорғасын оксихиноляты
PbCI2
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Қышқылдық-негіздік жіктеу бойынша катиондардың 3 тобына жатады
Li+,Na+,K+,NH4+
Ca2+,Sr2+, Ba2+
Co2+,Cu2+, Cd2+,Ni2+,Hg2+
Fe2+,Fe3+,Mg2+,Sb3+,
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Қышқылдық-негіздік жіктеу бойынша катиондардың 3 ші аналитикалық тобының реагенті
H2SO4
HCI
KI
HNO3
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Al3+ катионын анықтайтын реагент…болып табылады
KI
NaOH
HCI
K2[Hgl4]
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