Kyra's Quiz 3 Quiz Review

S

What is the element symbol whose radioactive isotope can be used to assess thyroid function and treat thyroid cancer?

alkaline metal

The imaging technique PET relies on the detection of subatomic particles called ___ emitted from a radioactive isotope

Elements can be defined as substances composed of

Nitrogen

K

The number of neutrons is the following atom of cadmium is

P

Calcium

noble gas

Isotopes can be used for detecting the use of anabolic steroids in athletes by testing urine for

Protons and neutrons have nearly the same mass

alkaline earth metal

α particles

Which of the following statements from Dalton’s atomic theory is NOW known to be FALSE?

For newly discovered element 119 phychemium (Pc), in what period and group should this element be in the periodic table?

A. x-ray (λ = 10−10 m) B. ultraviolet (λ = 10−8 m) C. visible (λ = 5×10−5 m) D. radio (λ = 103 m)

A. x-ray (λ = 10−10 m) B. ultraviolet (λ = 10−8 m) C. visible (λ = 5×10−5 m) D. radio (λ = 103 m)

The ionizing radiation that produces the greatest damage to tissues upon exposure is

Which of the following pairs of elements are expected to have similar chemical properties?

All the following are TRUE regarding atomic structure, EXCEPT

Carbon

Which of the following is an element present in trace amounts (by % mass) in the human body?

The ‘d’ block elements are also called __________ elements or metals.

A. x-ray (λ = 10−10 m) B. ultraviolet (λ = 10−8 m) C. visible (λ = 5×10−5 m) D. radio (λ = 103 m)

β particle

halogen

What do the two atoms shown below have in common?

Which of the following properties is NOT typical of metals?

Which of the following is the same for ALL atoms of any single element?