When alpha particles are sent through a thin metal foil, Chemistry

Assignment Help:

When α -particles are sent through a thin metal foil, most of them go straight through the foil because (one or more are correct):

(1) Alpha particles are much heavier than electrons

(2) Alpha particles are positively charged  

(3) Most part of the atom is empty space 

(4)Alpha particles move with high velocity

Ans:  Most part of the atom is empty space

 


Related Discussions:- When alpha particles are sent through a thin metal foil

Semiconductor, variation of cnductivigy with temperature

variation of cnductivigy with temperature

Calculation of the wind energy resource at a site, The Vermont Wind Assessm...

The Vermont Wind Assessment Program led by Vermont Tech has measured the wind velocity at 25 locations in the state of Vermont in 2005 and 2006 . The results are provided in the

Calculate heat transfer, Q. Determine the heat transfer? Ans. Let's say...

Q. Determine the heat transfer? Ans. Let's say a blacksmith tosses a hot horse shoe into a bucket of water. The horseshoe will get cooler while the water gets hotter. Ideally

Solid - liquid phases, In the cases that we carried out in lectures we assu...

In the cases that we carried out in lectures we assumed that, in scaling up: If the TIP Speed was constant then (Note: Because D a and D t are constructed at a fixed ratio we

Polyatomics, Three-center bonding   Example of where the 2c bonding pi...

Three-center bonding   Example of where the 2c bonding picture is not present is in diborane B2H6. The terminal B-H bonds can be defined in simple 2c terms, but the number of

Heterocyclic compounds., why isoquinoline is weak base as compare to quinol...

why isoquinoline is weak base as compare to quinoline?#

The wave number associated with this light, The frequency of a wave of ligh...

The frequency of a wave of light is 12x 10 14 s -1 .   The wave number associated with this light is: (1) 5x10 -7 m                        (2)  4x 10 -8 cm -1

Extraction, What is the principle underlying the extraction of metal

What is the principle underlying the extraction of metal

Pentaacetate of d- glucose, How do you explain in the absence  of aldehyde ...

How do you explain in the absence  of aldehyde group in the pentaacetate of d- glucose Solution) If we add fehling''s solution to D glucose pentaacetate ,no reaction takes place w

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd