After deactivation, your timeline and other info about you will vanish from Facebook. All your material will reappear when you reactivate your account.
How Can I Disable My Facebook Account Temporarily
1. Go to Facebook, then enter your e-mail address and password. Click "Log In."
2. Click the "Account" gear icon, then click "Account Settings."
3. Click "Security," then click "Deactivate Your Account" near the bottom of the Security Settings page.
4. Select the factor for the deactivation, such as "This is short-term. I'll be back."
5. Click the check box beside "Opt out of receiving future emails from Facebook" if you don't wish to get Facebook emails after deactivation. If you don't pull out, you will still get event and group invites from your friends.
6. Click "Verify" to shut off the account.
Suggestion
To reactivate the account, you just have to log back in with your e-mail address and password How Can I Disable My Facebook Account Temporarily.