
Mangan, żelazo, chrom
Quiz
•
Chemistry
•
9th - 12th Grade
•
Practice Problem
•
Hard
Monika Nosal
Used 4+ times
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12 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Żelazo nie ulega reakcji z rozcieńczonym kwasem siarkowym (VI)
prawda
fałsz
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Żelazo pod wpływem stężonych kwasów utleniajacych w reakcji na gorąco
ulega pasywacji
utlenia się do Fe 2+
utlenia się do Fe 3+
roztwarza się
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
pod w pływem ogrzewania żelazo reaguje z tlenem tworząc
Fe O
Fe2O3
Fe3O4
4.
MULTIPLE SELECT QUESTION
45 sec • 2 pts
Spośród poniższych sformułowań wskaż 2 , które opisują właściwości żelaza.
niemetal
reaguje z wodą
przewodnik ciepła
izolator
srebrzystoszary
5.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
wskaż stopnie utlenienia chromu
II
V
III
VI
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
do najtwardszych metali należy
żelazo
mangan
chrom
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Której reakcji nie ulega chrom
1
2
3
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