Which of these compounds is acid?

H2O
NaBr
HCOOH
CaO
It is a formic acid formula.
globalquiz.org
0
Correct this question
3
Very interesting!
reach: rather globalacidschemistry
Acids quizChemistry quiz
  You will play as

Answers by country

H2O
NaBr
HCOOH
CaO
answers
flagIndia
0%
6%
90%
2%
155
flagAustralia
6%
3%
89%
0%
29
flagGreece
0%
7%
84%
7%
13
flagUkraine
4%
4%
82%
4%
23
flagPakistan
0%
6%
81%
6%
16
flagAustria
4%
12%
79%
4%
24
flagPoland
2%
13%
78%
4%
6460
flagGermany
3%
13%
77%
3%
99
flagRussia
0%
6%
77%
12%
31
flagthe United Kingdom
0%
20%
75%
2%
40
flagEstonia
0%
27%
72%
0%
11
flagNigeria
9%
18%
72%
0%
11
flagthe United States
4%
25%
59%
10%
100