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WorksheetsRandom Chem Questions
Total questions: 10
Worksheet time: 5mins
One of the essential minerals in the human body is salt. How much salt (NaCl) is in the average adult human body?
1 kg
70 grams
0 grams
1.5 kg
250 grams
If you fill a glass to the brim with ice water and the ice melts, what will happen?
nothing
glass will over flow
water level will drop
water level rise
i dont know
The symbol Sb stands for stibnum or stibnite. What is the modern name of this element?
Tin
Arsenic
Antimony
Seaborgium
Samarium
Water-based liquids can be described as acidic, neutral, or basic, with respect to pH. Which of these describes milk?
Slightly Acidic
Slightly Alkaline
Neutral
Strong Acid
Strong Alkaline
DNA codes for proteins, which are the building blocks of organisms. What is the most abundant protein in the human body?
Tubulin
Collagen
Albumin
Keratin
Coronin
Noble gases are inert because they have completed outer electron shells. Which of these elements isn't a noble gas?
Krypton
Argon
Chlorine
Helium
¯\_(ツ)_/¯
What is the most common isotope of hydrogen?
Protium
Argon
Deuterium
Tritium
Hydrogen has only one isotope
All of the following elements are liquids around room temperature except which one?
Gallium
Bromine
Magnesium
Mercury
Don't know
Which one is not an acid?
NaOH
H2SO4
HNO3
H3PO4
CH3COOH
What makes Fireflies Glow?
Luciferin
Strontium aluminate
Luminol
Green fluorescent protein
Calcium sulfide
