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Which one of the following is a metalloid? 

An automobile is traveling at 65 miles / hour.  What is the speed expressed in inches / second?  Given:  1 mile = 5280 feet and 1 foot = 12 inches.   Show your math setup with answer.  An answer only will NOT receive full credit. You may choose to use the equation editor (x  ).  Click on the three vertical dots to find it in the tool bar. Express answer using significant figure rules. 1 point each conversion factor used = 4 points Answer = 0.5 pt correct + 0.5 pt sig figs = 1 point

Write the formula for chromic acid.   Show the individual ions first with their charges.  To show superscripts, use the T2 function in the tool bar. Then show the formula for the acid compound.  To show subscripts, use the drop down next to T2 in order to get to T2 function on the tool bar. 2 Ion formulas = 2 pts Compound formula = 1 pt  

The process for a gas changing to a solid is called

Listing the following in order of decreasing metallic character: Ca, N, Si, Al

Write the shorthand electron configuration (using noble gas core) for silver, Ag. Use the T2 function in the tool bar to show superscripts.  

The process for a liquid changing to a gas is called

Write the name for P4Se3 in the blank.

What is the name for Ca(NO3)2?

Classify each of the following elements as metal, nonmetal or metalloid AND then classify each as solid, liquid, or gas at room conditions. a) Tungsten is a [answer1] and a [answer2]. b) Arsenic is a [answer3] and a [answer4]. c) Sodium is a [answer5] and a [answer6]. d) Hydrogen is a [answer7] and a [answer8]. e) Iodine is a [answer9] and a [answer10]. f) Bromine is a [answer11] and a [answer12]. g) Radon is a [answer13] and a [answer14]. h) Rubidium is a [answer15] and a [answer16]. i) Silicon is a [answer17] and a [answer18].