subject
Chemistry, 17.10.2019 06:30 Clark1212

Which statement is true about elements in a period on the periodic table?

they have different properties that repeat across the next period.

they have different properties that show no pattern.

they have similar names.

they have similar properties.

ansver
Answers: 3

Another question on Chemistry

question
Chemistry, 21.06.2019 15:00
Which one of the following gases is not an important component of soil?
Answers: 2
question
Chemistry, 22.06.2019 23:00
Consider the reaction: 2al(s) + fe2o3(s) → al2o3(s) + 2fe(s) the δhf for fe2o3(s) = -824.3 kj/mole. the δhf for al2o3(s) = -1675.7 kj/mole. finish the equation. δhrxn = [(1)( kj/mole) + (2)( kj/mole)] - [(1)( kj/mole) + (2) ( kj/mole)]
Answers: 1
question
Chemistry, 23.06.2019 01:10
Can someone check my work 98 5.05 acids and bases for this assignment you will be comparing acids and bases. the chart below will you organize the information needed: acids bases chemical properties (2) deodorant detergent vinger dish soap physical properties (2) orange juice toilet cleaner drain cleaner window cleaner ph level acid ph goes from 0-4 bases ph goes from 10-14 examples around you (2) vinger coffee lemon juice dark chocolate
Answers: 3
question
Chemistry, 23.06.2019 02:00
The bohr model of the atom explained why emission spectra are discrete. it could also be used to explain the photoelectric effect. which is a correct explanation of the photoelectric effect according to the model?
Answers: 3
You know the right answer?
Which statement is true about elements in a period on the periodic table?

they have dif...
Questions
question
History, 21.11.2019 20:31
question
History, 21.11.2019 20:31
question
Mathematics, 21.11.2019 20:31
question
Computers and Technology, 21.11.2019 20:31
question
Mathematics, 21.11.2019 20:31
question
History, 21.11.2019 20:31
Questions on the website: 13722363