subject
Chemistry, 10.11.2020 19:40 maddieb1011

A part of the periodic table is shown. 3 Li 4 Be
11 Na 12 Mg
19 K 20 Ca

Which of the following elements is less reactive than the others?

Select one:
a. Beryllium (Be)
b. Calcium (Ca)
c. Lithium (Li)
d. Magnesium (Mg)

ansver
Answers: 3

Another question on Chemistry

question
Chemistry, 22.06.2019 15:20
An alloy contains 66 g of pure zinc. what is the percentage of zinc in the alloy? express your answer to two significant figures and include the appropriate units.
Answers: 1
question
Chemistry, 23.06.2019 01:00
Atoms contain subatomic particles called protons and neutrons. when these protons and neutrons spilt, a lot of energy is released
Answers: 3
question
Chemistry, 23.06.2019 01:00
If a sample of radioactive isotopes takes 600 minutes to decay from 400 grams to 50 grams, what is the half-life of the isotope?
Answers: 1
question
Chemistry, 23.06.2019 03:30
How is the use of hydroelectric power related to the sun
Answers: 1
You know the right answer?
A part of the periodic table is shown. 3 Li 4 Be
11 Na 12 Mg
19 K 20 Ca

Whi...
Questions
question
Mathematics, 16.12.2020 23:50
question
Chemistry, 16.12.2020 23:50
question
Geography, 16.12.2020 23:50
question
Advanced Placement (AP), 16.12.2020 23:50
Questions on the website: 13722363