Question | Answer | % Correct |
---|---|---|
Helium is a noble gas | True | 79%
|
Vinegar is an acid | True | 77%
|
Mercury is liquid at room temperature | True | 68%
|
Metals have high melting points | True | 67%
|
Oxygen is the most abundant element in the universe | False | 63%
|
Chemical reactions can occur in both the forward and reverse direction | True | 61%
|
Water is polar | True | 55%
|
Protons orbit the nucleus of an atom | False | 54%
|
Atomic mass is the same as molecular mass | False | 51%
|
All bases have hydroxide | False | 50%
|
Copyright H Brothers Inc, 2008–2024
Contact Us | Go To Top | View Mobile Site