Ķīmijas tests par bāzēm

Quiz
•
Chemistry
•
9th Grade
•
Hard
Jekaterina Romanenko
Used 4+ times
FREE Resource
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kas ir bāzes?
Ķīmiskie savienojumi ar metālisku elementu un hidroksīdgrupām
Vielas, kas satur tikai metālus
Savienojumi, kas veido skābes
Vielas, kas ir šķidras pie istabas temperatūras
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kāda ir bāzes vispārīgā formula?
Me(OH)n
Me(OH)3
Me(OH)2
Me2(OH)
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kā veido bāzu nosaukumus?
Metāliskā elementa nosaukums + 'hidroksīds'
Metāliskā elementa nosaukums + 'skābe'
Metāliskā elementa nosaukums + 'sāls'
Metāliskā elementa nosaukums + 'oksīds'
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Kādas bāzes ir ūdenī šķīstošas?
Mg(OH)2, Al(OH)3
NaOH, KOH, LiOH
Fe(OH)3, Cu(OH)2
Ba(OH)2, Ca(OH)2
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Kādas bāzes ir nešķīstošas ūdenī?
Vairums metālisko elementu hidroksīdi
NaOH un KOH
Cu(OH)2 un Fe(OH)3
LiOH un Ca(OH)2
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kā iegūst sārmu?
Reaģējot aktīviem metāliem ar ūdeni
Pievienojot ūdeni skābēm
Sajaucot skābes ar sāļiem
Sildot metālu oksīdus
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kādas ir bāzu fizikālās īpašības?
Cietas vielas dažādās krāsās
Gāzveida vielas
Līmes konsistences
Skaidras šķidras vielas
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