The less metallic an element is, the it displays the properties of metals such as conductivity, malleability, and ductility.
a less
b more

Is this a single replacement reaction or there is no

Which of the following is always a reactant in a combustion reaction? oxygen nitrogen hydrogen carbon

Three alkali metals in group 1 are a. calcium, strontium, barium b. boron, aluminum, gallium c. sodium, potassium, rubidium d. fluorine, iodine, chlorine