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An Electron Is In One Of The 3D Orbitals. Give The Possible Values Of N, 1 And M For This Electron.

For 3d-orbital, Principal quantum number (n) = 3. Azimuthal quantum number, l = 2 Magnetic quantum number, = – 2, – 1, 0, 1, 2... View Article

A Gaseous Hydrocarbon Contains 82.76% Of Carbon. Given That Its Vapour Density Is 29,Find Its Molecular Formula. [C = 12, H =1].

The molecular mass of carbon (C) is 12 The %composition of carbon (C) is 82.76 Total number of carbon atoms is 1 * 2 = 2 Number of carbon... View Article

Two Solids Dissociated As Follows A(S)⇌B(G)+C(G); K P1=Xatm20 D(S)⇌C(G)+E(G); K P2=Y Atm2. The Total Pressure When Both The Solids Dissociate Simultaneously Is:

Two Solids Dissociated As Follows: A(S)⇌B(G)+C(G); K P1=Xatm20. D(S)⇌C(G)+E(G); K P2=Y Atm2. The Total Pressure When Both The Solids... View Article

Dog : Bark :: Goat :

Dog : Bark:: Goat: Bleat A dog is to Bark as Goat is to Bleat Explore more such questions and answers at BYJU’S.... View Article

Find The Velocity (Ms −1 ) Of Electron In First Bohr Orbit Of Radius A 0. Also, Find The De Broglie Wavelength (In ‘m’). Find The Orbital Angular Momentum Of 2P Orbital Of Hydrogen Atom In Units Of H/2π.

v = v = v = 2.188 * Therefore, the de Broglie wavelength (in 'm') is Orbital angular momentum = Since 1 = 1 for 2p Therefore,... View Article

The Electric Potential Decreases Uniformly From 120v To 80v As One Moves On The X-axis From X= −1cm To X= +1cm. The Electric Field At The Origin

If we take Therefore, the electric field at the origin would be greater than or equal to Explore more such questions and... View Article

Classroom Activity(Constructing The ‘square Root Spiral’): Take A Large Sheet Of Paper And Construct The ‘square Root Spiral’ In The Following Fashion. Start With A Point O And Draw A Line Segment Op 1Of Unit Length. Draw A Line Segment P 1P 2Perpendicular To Op 1Of Unit Length. Now Draw A Line Segment P2P 3Perpendicular To Op 2 . Then Draw A Line Segment P3P 4Perpendicular To Op . Continuing In This Manner, You Can Get The Line Segment P N−1P N By Drawing A Line Segment Of Unit Length Perpendicular To Op N−1 . In This Manner, You Will Have Created The Points P 2 ,P 3,…….,P N,….., And Joined Them To Create A Beautiful Spiral Depicting 2 , 3, 4,…….

Explore more such questions and answers at BYJU’S.... View Article

Define The Following Terms A Melting Point B Boiling Point

Melting Point The melting point is usually defined as the temperature at which a solid melts to form a liquid at normal atmospheric pressure... View Article

EDTA Is Used For The Estimation Of

EDTA is used for the estimation of Calcium (Ca^{2+}) and Magnesium (Mg^{2+}) ions. EDTA - Ethylenediaminetetraacetic acid - [CH2N(CH2CO2H)2]2... View Article

Which Kind Of Plastid Is More Common In Flowers And Fruits

Chromoplasts Chromoplasts are plastids, which are found in fruits, flowers and in roots. These plastids are coloured plastids responsible for... View Article

Draw A ‘more Than Ogive’ For The Following Data:Class, 0-10,10-20, 20-30,30-40,0-50,50-60,60-70,70-80. Frequency, 5,9,10,12,8,7,5,4

GIVEN Class 0-10 10-20 20-30 30-40 40-50 50-60 60-70 70-80 Frequency 5 9 10 12 8 7 5 4 SOL: Class Midpoint (UL + LL / 2) Frequency... View Article

What Happens When White Phosphorus Is Heated With Concentrated NaOH Solution In An Inert Atmosphere Of Co2

When white Phosphorus is heated with concentrated Sodium hydroxide solution in an inert atmosphere of carbon dioxide give rise to Phosphine Here... View Article

Pheretima And Its Close Relative Derive Nourishment From(A) Soil Insects(B) Sugarcane Root(C) Small Pieces Of Fresh Fallen Leaves Of Maize(D) Decaying Fallen Leaves And Soil Organic Matter

The correct answer is (D) Decaying Fallen Leaves And Soil Organic Matter. Pheretima is a genus of earthworms and is omnivorous. These species... View Article

A Machine Which Is 75 Percent Efficient Uses 12j Of Energy In Lifting Up A 1kg Mass Through A Certain Distance. The Mass Is Then Allowed To Fall Through That Distance. What Will Its Velocity Be At The End Of Its Fall?

From the work-energy theorem, Work done = change in potential energy Work done = mgh The potential energy of a body = 75% of 12J mgh = 9J... View Article

What Is The Net Force On The Square Coil

Force on side BC and AD are equal but opposite, so their net will be zero. The Net Force On The Square Coil is Explore more such... View Article

If The Seventh Term Of An A.P. Is 1/9 And Its Ninth Term Is 1/7, Find Its 63Rd Term.

The [latex] n^{th} term a_{n} = a + (n - 1)d Where a= First term d= Common difference n= number of terms Given Now by subtracting... View Article

A Billiard Ball Moving With A Speed Of 5M/S Collides With An Identical Ball Originally At Rest. If The First Ball Stops After Collision, Then The Second Ball Will Move Forward With A Speed

Since There is no external force, we can apply momentum conservation, Due to the elastic collision of bodies having equal mass,... View Article

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