DOUBLE QUESTION FOR DOUBLE POINTS!!!!!
1.What element has the atomic number of 6?
2. Which property is generally characteristic of metallic elements?
1. What is, Carbon
2. What is, High heat conductivity
100
As atoms of elements in Group 16 are considered in order from top to bottom, the electronegativity of each successive element...
What is, Decreases
100
Which element in Period 4 is classified as an active metal?
What is, Ca
100
Which Element in Group 17 is the most active nonmetal?
What is, F
100
DOUBLE QUESTION FOR DOUBLE POINTS!!!!!
1. According to the reference table, which sequence correctly places the elements in order of increasing ionization energy?
A.) H->Li->Na->K B.) I->Br->Cl->F C.) O->S->Se->Te D.) H->Be->Al->Ga
2. Atoms of which element have the smallest radius
A.) Si B.) P C.) S D.)Cl
1. What is, B.) I->Br->Cl->F
2. What is, D.) Cl
200
Elements in Mendeleev's periodic table were arranged according to their...
What is, atomic mass
200
A diatomic element with a high first ionization energy would most likely be a...
What is, Nonmetal with a high electronegativity
200
On the Periodic Table, an element classified as a metalloid can be found in...
A.) Period 6, Group 5 B.) Period 2, Group 14 C.) Period 3, Group 16 D.) Period 4, Group 15
What is, D.) Period 4, Group 15
200
Which element has the most similar chemical properties?
A.) K and Na B.) K and Cl C.)K and Ca D.) K and S
What is, A.) K and Na
200
In which group of elements do the atoms gain electrons most easily?
What is, Group 16
300
DOUBLE QUESTION FOR DOUBLE POINTS!!!!!
1. Which of the following elements has an ionic radius smaller than its atomic radius?
A.) Neon B.) Nitrogen C.)Sodium D.) Sulfur
2. the element arsenic has the properties of...
1. What is, C.) Sodium
2. What is, both metals and nonmetals
300
At which location in the periodic table would the most active metallic element be found?
What is, in Group 1 at the bottom
300
Most of the groups in the periodic table of the elements contain...
What is, metals only
300
Which of the following Group 15 elements has the most nonmetallic properties?
What is, N
300
An atom of which element in the ground state has a complete outermost energy level?
A.) He B.) Be C.) Hg D.) H
What is, A.) He
400
Which element in Period 4 is classified as an active nonmetal?
A.) Ga B.) Ge C.) Br D.) Kr
What is, C.) Br
400
According to the reference tables, which of the following elements has the smallest radius?
A.)Nickel B.) Cobalt C.) Calcium D.) Potassium
What is, B.) Cobalt
400
Compared to an atom of potassium, an atom of calcium has a...
What is, smaller radius and lower reactivity
400
DOUBLE QUESTION FOR DOUBLE POINTS!!!!!
1. Which of these metals loses electrons most easily?
A.) Calcium B.) Magnesium C.) Potassium D.) Sodium
2. Which element is more reactive than Strontium?
A.) Potassium B.) Calcium C.) Iron D.) Copper
1. What is, C.) Potassium
2.What is, A.) Potassium
400
When a potassium atom reacts with a bromine atom, the potassium atom will...
What is, lose only 1 electron
500
Which element is brittle in the solid phase and is a poor conductor of heat and electricity?
A.) Calcium B.)Strontium C.)Sulfur D.)Copper
What is, C.) Sulfur
500
Which element in Group 15 has the strongest metallic character?
What is, Bi
500
Which statement best describes the elements in Period 3?
What is, all elements have valence electrons in the same principal energy level
500
Which element in Group 15 would most likely have luster and good electrical conductivity?
What is, Bi
500
DOUBLE QUESTIONS FOR DOUBLE POINTS!!!!!!
1. When a metal atom combines with a nonmetal atom, the nonmetal atom will...
2. Which element has the atomic number of 56?
1. What is, gain electrons and increase in size
2. What is, Ba