L 05 Dalton's Atomic Theory डाॅल्टन का परमाणु सिद्धान्त ||Chap 01 | Class 11th || in Hindi || VHC

What Is Atom ? (परमाणु क्या है?)|Dalton's Atomic Theory (डाल्टन का परमाणु सिद्धांत)|Drawbacks Of Dalton Atomic Theory (डाल्टन परमाणु सिद्धांत की कमियां)|Summary (सारांश)

Give the order of the following : (a) 1 (b) 1000 (c ) 499 (d) 500 (e) 501) (f) 1 AU (1.496 xx 10^(11) m) (g) 1 Å (10(-10)m ) (h) Speed of light (3.00 xx 10^(8) m//s) (i) Gravitational constant (6.67 xx 10^(-11) N-m^(2)//kg^(2)) (j) Avogadro constant (6.02 xx 10^(23) mol^(-1)) (k) Planck's constant (6.63 xx 10^(-34) J-s) (l) Charge on electron (1.60 xx 10^(-19) C) (m) Radius of H - atom (5.29 xx 10^(-11)m) (n) Atmospheric pressure (1.01 xx 10^(5) Pa) (o) Mass of earth (5.98 xx 10^(24)kg) (p) Mean radius of earth (6.37 xx 10^(6)m)

The first eight ionisation energies for a particular neutral atom is as given below. All values are expressed in kJ mol^(-1) . Which oxidation states (s) is // are not possible of the atom ? {:(1st,2nd,3rd,4th,5th,6th,7th,8th,),(1.31,3.39,5.30,7.47,10.99,13.33,71.33,84.01,):}

Match the following {:(,"Column -I",,"Column -II"),((A),"Number of carbon atoms in 1 g molecule of" CO_(2),(p),0.5 N_(0)),((B),"Number of molecules in 48 g O"_(2),(q),N_(0)),((C ),"No. of molecules in 11.2 L" H_(2) "at STP",(r ),3 N_(0)),((D),"No of hydrogen atoms in 1 Mole of" NH_(3),(s),1.5 N_(0)),(,(N_(0) ="Avogadro's Number"),,):}