What element is an element
All those listed on the periodic table.
wiki.answers.com/Q/What_element_is_an_element

Is Hydrogen an element and Oxygen an element flammable in element form
hydrogen is but not oxygen
wiki.answers.com/Q/Is_Hydrogen_an_element_and_Oxygen_an_element_flammable_in_element_form

Do the properties of the elements within a period vary from element to element
Yes, the properties of the elements within a period vary from element to element. For example
wiki.answers.com/Q/Do_the_properties_of_the_elements_within_a_period_vary_from_element_to_element

How many solid elements liquid elements and gaseous elements are there
are liquids in room temperature for tropical parts of the world with no AC. All the rest of the elements
wiki.answers.com/Q/How_many_solid_elements_liquid_elements_and_gaseous_elements_are_there

Are 3-12 elements on the periodic table of elements representative elements
Yes. All elements from 1-20 are representative elements as they belong to a representative group
wiki.answers.com/Q/Are_3-12_elements_on_the_periodic_table_of_elements_representative_elements

attenuator
categories related to 'attenuator' For a list of words related to attenuator , see: Electricity
www.answers.com/topic/attenuator

replaceable
book is replaceable . 3. (Chem.) Capable of being replaced (by), or of being exchanged
www.answers.com/topic/replaceable-3

Attenuator (electronics)
an attenuator circuit consists solely of passive resistor elements, it is linear and reciprocal
www.answers.com/topic/attenuator-electronics

Replaceable You
Replaceable You "Replaceable You" The Simpsons episode Episode no. 490 Prod. code
www.answers.com/topic/replaceable-you

Attenuator (genetics)
Attenuator (genetics) For other uses, see Attenuator (disambiguation) . This article may
www.answers.com/topic/attenuator-genetics