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Chemistry

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Arvid Yost

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Cards in this guide (15)
What is Li3N name

Li3N is lithium nitride

A molecule having four total electron groups around the central atom has three bonding electron groups and one nonbonding electron group what is its molecular structure

trigonal pyramidal

What elements have the smallest value for first ionization energy

The alkali earth metals have the smallest first ionization energies.

How is the oxidation state of a transition metal determined from the chemical formula

The subscript of the second ion identifies the oxidation state of the transition metal

What best describes a bond formed between two unlike atoms

The type of bond is determined by the difference in electrongativity of atoms

What happens to the atomic radius when an electron is gained

The negative ionic radius is larger than the neutral atomic radius

How many total electrons can the d orbitals hold

10

How does the shape of a molecule affect the polarity of the molecule

C.A molecule that has a symmetrical shape will be a nonpolar molecule.

What types of anode

the two types of anode is stationary anode and rotating anode

Why does the s orbital fill before the p orbitals

The s orbital is lower in energy than the porbital.

What pieces of information is given in a half reaction

The number of electrons transferred in the reaction . . APEX c;

What would be the percent yield of the reaction be if the theoretical yield is 11.22 g but the actual yield was 8.67 g

In this case the yield is 77,27 %.

What is the correct electron configuration for an element with 5 electrons in the 3d energy sublevel

1s22s22p63s23p64s23d5

Which of the following has the largest radius K plus Na plus Na or K

Potassium has the largest atomic radius.

Which molecule or ion has a linear shape

BeCl2

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