XRD spectroscopy

X-ray diffractometers provides ........... information about the compounds present in the solid sample.

• Quantitative

• Qualitative

• Quantitative & qualitative

• Either quantitative or qualitative

In XRD, We use known ....... measure ....... and calculate ....... spacing of the materials

• λ, θ, d

• λ, d, θ

• θ, λ, d

• θ, d, λ

X-rays & CT-scans are safe and prevent doctors from having to do unnecessary surgery.

• True
• False

X-ray diffractometers are not used to identify the physical properties of which of the following?

• Metals

• Liquids

• Polymeric materials

• Solids

X-rays exhibits wavelength of the order

• 10nm – 0.01nm

• 1 nm -0.01nm

• 100nm -1 nm

• 10nm- 1nm

There are ____________ types of crystal system

• 5

• 6

• 7

• 9

1. FWHM stands for

• Full Width- Half Maximum

• Full wave- Half Maximum

• Full width - Half Minimum

• None of the above

According to Debye-Scherrer formula, the crystallite size is equal to

• Kλ/β cosθ

• Kλ/β sinθ

• Kβ/λ cosθ

  
  

• None of the above

The wavelength of Cu target is

• 1.10 Å

• 1.63 Å

• 1.24 Å

• 1.54 Å

The configuration in which, sample is fixed and the tube and the detector rotates

• q: 2q

• q: q

• 2q:q

• None of the above