subject
Chemistry, 05.06.2020 10:59 audreywizzy

What is the valency of oxygen

ansver
Answers: 1

Another question on Chemistry

question
Chemistry, 22.06.2019 03:30
The atomic radius of sodium is 186 pm and of chlorine is 100 pm. the ionic radius for na+ is 102 pm and for cl– is 181 pm. in going from na to cl in period 3, why does the atomic radius decrease while the ionic radius increases? a. the inner electrons in the sodium cation shield its valence electrons more effectively than the inner electrons in the chloride anion do. b. the inner electrons shield the valence electrons more effectively in the chlorine atom than in the chloride anion. c. the outermost electrons in chloride experience a smaller effective nuclear charge than those in the sodium cation do. d. the outermost electrons in chloride experience a larger effective nuclear charge than those in the sodium cation do. e. monatomic ions are bigger than the atoms from which they are formed.
Answers: 2
question
Chemistry, 22.06.2019 08:00
Joe shines white light into a bowl half full of water at an angle of incident of 27.5°. calculate the angle of refraction in the water given the indices of refraction for air and water are 1.00 and 1.36, respectively.
Answers: 2
question
Chemistry, 22.06.2019 11:20
Which fact represents evidence for the big bang theory?
Answers: 2
question
Chemistry, 22.06.2019 16:00
Which of the following is the correct definition of chemical energy? a. energy an object has because of its motion or position b. energy resulting from the flow of charged particles, such as electrons or ions c. energy produced from the splitting of atoms d. energy stored in chemical bonds of molecules
Answers: 1
You know the right answer?
What is the valency of oxygen...
Questions
question
Mathematics, 28.01.2021 18:40
question
Advanced Placement (AP), 28.01.2021 18:40
question
Mathematics, 28.01.2021 18:40
question
Mathematics, 28.01.2021 18:40