the periodic table

1 which of the following is a characteristic of nonmetals

nonmetals often conduct electricity

nonmetals are often malable

nonmetals are often ductible

nonmetals are often brittle solids

2 which catagory of elements is listed below the main body of the periodic table?

inner transition metals

halogens

nonmetals

metals

3 calcium,magnesium, and strontium belong to which group?

inner transition metals

alkaline earth metals

akali metals

halogens

4 how is the modern periodic table arranged?

by increasing atomic mass

by increasing ionic size

by increasing atomic number

by increasing electronegativity

5 where on the periodic table are the noble gases

in the middle

in group 1A(far left-hand side)

below the main body of the periodic table

in group 8A(far right-hand side)

6 which of the following shows 3 elements in order of decreaing conductivity

O,Ge,Mn

Mn,Ge,O

Ge,O,Mn

Mn,O,Ge

7 Telturium is a metaloid how many valence eletronsdoes tellurium have?

4

6

3

5

8 which of the following elements is a metaloid

iron

sodium

cadmium

silicon

9 which of the following lists the element in order of increasing malleablity

Sn,Sb,Se

Se,Sb,Sn

Sb,Sn,Se

Se,Sn,Sb

10 which of the following elements is a transuranium element?

plutorium

erbium

neodymium

thorium